Alexander Arms 10 inch rail

Alexander Arms 10 inch rail

MK10 10"
Last
16,543 ₽
Min 24h
12,222 ₽
Avg 24h
20,798 ₽
Flea offers
3
↑3 ↓5 /day
Profit / limit
+32,236 ₽
+8,059 ₽/pc × 4
Movement in 5/6 intervals · 7/24 h
Base price
2,579 ₽
Buy
Mechanic
3,224 ₽
Mechanic LL4
limit 4
Trader buyback
Jaeger
1,237 ₽
Jaeger
Trader buyback
Mechanic
1,160 ₽
Mechanic
Trader buyback
Prapor
1,031 ₽
Prapor
Trader buyback
Ref
1,031 ₽
Ref
Trader buyback
Skier
1,005 ₽
Skier
Trader buyback
Peacekeeper
928 ₽
Peacekeeper
Trader buyback
Fence
618 ₽
Fence
How profit is calculated
Buy / item3,224 ₽
Estimated sell / item12,222 ₽
Fee / item939 ₽
Profit / item8,059 ₽

Restock profit = profit per item × the full limit of the selected trader offer. Hideout fee discounts are excluded. Market activity reflects changes in prices and listings, not completed sales.

Stats

Weight0.09 kg
Size1×1
Ergonomics modifier-0.5

Price chart

The line shows interval averages. Times are UTC.10,56022,61134,66220/1021/1022/1023/1024/1025/1026/1027/10059Average offer count: 5 20/10/2026, 00:04:46 — 20/10/2026, 01:04:46 UTCAverage offer count: 4 20/10/2026, 03:04:46 UTCAverage offer count: 3.5 20/10/2026, 04:54:46 — 20/10/2026, 05:04:46 UTCAverage offer count: 3.5 20/10/2026, 06:54:47 — 20/10/2026, 07:04:47 UTCAverage offer count: 4 20/10/2026, 08:54:47 — 20/10/2026, 09:04:47 UTCAverage offer count: 4 20/10/2026, 10:54:47 — 20/10/2026, 11:04:47 UTCAverage offer count: 3.5 20/10/2026, 12:54:47 — 20/10/2026, 13:04:47 UTCAverage offer count: 4 20/10/2026, 15:04:47 — 20/10/2026, 15:14:47 UTCAverage offer count: 3 20/10/2026, 17:04:47 UTCAverage offer count: 3 20/10/2026, 19:04:48 UTCAverage offer count: 4 20/10/2026, 21:04:47 UTCAverage offer count: 6 20/10/2026, 23:04:48 UTCAverage offer count: 6 21/10/2026, 00:04:48 UTCAverage offer count: 5 21/10/2026, 01:04:48 UTCAverage offer count: 5 21/10/2026, 03:04:48 UTCAverage offer count: 6 21/10/2026, 04:54:48 — 21/10/2026, 05:04:48 UTCAverage offer count: 4 21/10/2026, 07:04:48 UTCAverage offer count: 3 21/10/2026, 08:54:48 — 21/10/2026, 09:04:48 UTCAverage offer count: 2 21/10/2026, 11:04:48 UTCAverage offer count: 2 21/10/2026, 12:54:48 UTCAverage offer count: 2 21/10/2026, 13:04:48 UTCAverage offer count: 3 21/10/2026, 14:54:48 — 21/10/2026, 15:04:49 UTCAverage offer count: 3 21/10/2026, 17:04:49 UTCAverage offer count: 2 21/10/2026, 18:54:49 — 21/10/2026, 19:04:49 UTCAverage offer count: 5 21/10/2026, 20:54:49 — 21/10/2026, 21:04:49 UTCAverage offer count: 5 21/10/2026, 23:04:49 — 21/10/2026, 23:14:49 UTCAverage offer count: 5 22/10/2026, 00:04:49 UTCAverage offer count: 6 22/10/2026, 01:04:49 UTCAverage offer count: 6 22/10/2026, 03:04:49 — 22/10/2026, 03:14:50 UTCAverage offer count: 5.5 22/10/2026, 04:54:50 — 22/10/2026, 05:14:50 UTCAverage offer count: 5 22/10/2026, 07:04:50 — 22/10/2026, 07:14:50 UTCAverage offer count: 5 22/10/2026, 08:54:50 UTCAverage offer count: 7 22/10/2026, 09:24:50 UTCAverage offer count: 7 22/10/2026, 11:04:50 UTCAverage offer count: 5 22/10/2026, 11:14:50 UTCAverage offer count: 5.5 22/10/2026, 12:54:50 — 22/10/2026, 13:14:50 UTCAverage offer count: 5.5 22/10/2026, 14:54:50 — 22/10/2026, 15:14:50 UTCAverage offer count: 5 22/10/2026, 17:04:50 — 22/10/2026, 17:14:50 UTCAverage offer count: 5.5 22/10/2026, 18:54:51 — 22/10/2026, 19:14:50 UTCAverage offer count: 7 22/10/2026, 20:54:51 — 22/10/2026, 21:14:51 UTCAverage offer count: 9 22/10/2026, 23:14:51 UTCAverage offer count: 9 23/10/2026, 00:04:51 UTCAverage offer count: 8.5 23/10/2026, 01:04:52 — 23/10/2026, 01:14:52 UTCAverage offer count: 8 23/10/2026, 03:14:51 UTCAverage offer count: 3 23/10/2026, 05:14:52 UTCAverage offer count: 4 23/10/2026, 07:14:52 UTCAverage offer count: 5 23/10/2026, 09:14:52 UTCAverage offer count: 5 23/10/2026, 09:24:52 UTCAverage offer count: 4 23/10/2026, 11:14:52 UTCAverage offer count: 5 23/10/2026, 13:14:52 UTCAverage offer count: 5 23/10/2026, 15:14:53 UTCAverage offer count: 4.5 23/10/2026, 17:14:52 — 23/10/2026, 17:24:53 UTCAverage offer count: 3.5 23/10/2026, 19:14:53 — 23/10/2026, 19:24:53 UTCAverage offer count: 2 23/10/2026, 21:14:53 UTCAverage offer count: 2 23/10/2026, 23:14:53 — 24/10/2026, 00:04:53 UTCAverage offer count: 3 24/10/2026, 01:14:53 UTCAverage offer count: 2 24/10/2026, 03:14:53 UTCAverage offer count: 3 24/10/2026, 05:14:53 UTCAverage offer count: 4 24/10/2026, 07:14:53 UTCAverage offer count: 3 24/10/2026, 09:14:53 UTCAverage offer count: 4 24/10/2026, 11:14:54 UTCAverage offer count: 5 24/10/2026, 13:14:54 UTCAverage offer count: 5 24/10/2026, 15:14:54 UTCAverage offer count: 5 24/10/2026, 17:14:54 — 24/10/2026, 17:24:54 UTCAverage offer count: 6 24/10/2026, 19:14:54 — 24/10/2026, 19:24:54 UTCAverage offer count: 6 24/10/2026, 21:14:54 UTCAverage offer count: 4 24/10/2026, 23:24:54 UTCAverage offer count: 4 25/10/2026, 00:04:54 UTCAverage offer count: 5 25/10/2026, 01:14:55 UTCAverage offer count: 4 25/10/2026, 03:14:54 UTCAverage offer count: 6 25/10/2026, 05:14:54 UTCAverage offer count: 6 25/10/2026, 07:14:55 UTCAverage offer count: 6 25/10/2026, 09:14:55 — 25/10/2026, 09:24:55 UTCAverage offer count: 6.5 25/10/2026, 11:14:55 — 25/10/2026, 11:34:55 UTCAverage offer count: 6 25/10/2026, 13:14:55 — 25/10/2026, 13:34:55 UTCAverage offer count: 5 25/10/2026, 15:14:56 UTCAverage offer count: 5 25/10/2026, 15:34:56 UTCAverage offer count: 5 25/10/2026, 17:14:56 UTCAverage offer count: 3 25/10/2026, 17:34:56 UTCAverage offer count: 3 25/10/2026, 19:14:56 UTCAverage offer count: 1 25/10/2026, 19:34:56 UTCAverage offer count: 1 25/10/2026, 21:14:56 — 25/10/2026, 21:34:56 UTCAverage offer count: 1.5 25/10/2026, 23:24:56 — 25/10/2026, 23:34:56 UTCAverage offer count: 2 26/10/2026, 00:04:57 UTCAverage offer count: 1.5 26/10/2026, 01:14:57 — 26/10/2026, 01:34:57 UTCAverage offer count: 1 26/10/2026, 03:14:57 — 26/10/2026, 03:34:57 UTCAverage offer count: 1 26/10/2026, 05:14:57 — 26/10/2026, 05:34:57 UTCAverage offer count: 1.5 26/10/2026, 07:14:57 — 26/10/2026, 07:34:57 UTCAverage offer count: 1.5 26/10/2026, 09:29:56 — 26/10/2026, 09:39:56 UTCAverage offer count: 1 26/10/2026, 11:39:56 — 26/10/2026, 11:59:56 UTCAverage offer count: 1.5 26/10/2026, 13:30:44 — 26/10/2026, 14:00:44 UTCAverage offer count: 2 26/10/2026, 15:30:43 UTCAverage offer count: 2 26/10/2026, 15:50:44 UTCAverage offer count: 2 26/10/2026, 17:30:43 UTCAverage offer count: 2 26/10/2026, 17:50:43 UTCAverage offer count: 2 26/10/2026, 19:30:44 UTCAverage offer count: 3 26/10/2026, 19:50:44 UTCAverage offer count: 3 26/10/2026, 21:30:43 — 26/10/2026, 21:50:44 UTCAverage offer count: 3 26/10/2026, 23:50:44 UTCAverage offer count: 3 27/10/2026, 00:00:44 UTCAverage offer count: 3 27/10/2026, 01:30:44 — 27/10/2026, 01:50:44 UTCAverage offer count: 4 27/10/2026, 03:30:44 — 27/10/2026, 03:50:44 UTCAverage offer count: 5.5 27/10/2026, 05:30:43 — 27/10/2026, 05:50:44 UTCAverage offer count: 3 27/10/2026, 07:50:44 UTCAverage offer count: 3 27/10/2026, 09:30:44 UTCAverage price: 20,922 ₽ Price range: 20,922 – 20,922 ₽ 20/10/2026, 00:04:46 — 20/10/2026, 01:04:46 UTCAverage price: 21,212 ₽ Price range: 21,212 – 21,212 ₽ 20/10/2026, 03:04:46 UTCAverage price: 27,106 ₽ Price range: 21,212 – 33,000 ₽ 20/10/2026, 04:54:46 — 20/10/2026, 05:04:46 UTCAverage price: 32,111 ₽ Price range: 31,222 – 33,000 ₽ 20/10/2026, 06:54:47 — 20/10/2026, 07:04:47 UTCAverage price: 26,611 ₽ Price range: 22,000 – 31,222 ₽ 20/10/2026, 08:54:47 — 20/10/2026, 09:04:47 UTCAverage price: 26,000 ₽ Price range: 22,000 – 30,000 ₽ 20/10/2026, 10:54:47 — 20/10/2026, 11:04:47 UTCAverage price: 30,000 ₽ Price range: 30,000 – 30,000 ₽ 20/10/2026, 12:54:47 — 20/10/2026, 13:04:47 UTCAverage price: 24,420 ₽ Price range: 24,420 – 24,420 ₽ 20/10/2026, 15:04:47 — 20/10/2026, 15:14:47 UTCAverage price: 24,420 ₽ Price range: 24,420 – 24,420 ₽ 20/10/2026, 17:04:47 UTCAverage price: 29,997 ₽ Price range: 29,997 – 29,997 ₽ 20/10/2026, 19:04:48 UTCAverage price: 27,922 ₽ Price range: 27,922 – 27,922 ₽ 20/10/2026, 21:04:47 UTCAverage price: 19,999 ₽ Price range: 19,999 – 19,999 ₽ 20/10/2026, 23:04:48 UTCAverage price: 19,999 ₽ Price range: 19,999 – 19,999 ₽ 21/10/2026, 00:04:48 UTCAverage price: 23,331 ₽ Price range: 23,331 – 23,331 ₽ 21/10/2026, 01:04:48 UTCAverage price: 23,331 ₽ Price range: 23,331 – 23,331 ₽ 21/10/2026, 03:04:48 UTCAverage price: 22,222 ₽ Price range: 22,222 – 22,222 ₽ 21/10/2026, 04:54:48 — 21/10/2026, 05:04:48 UTCAverage price: 23,333 ₽ Price range: 23,333 – 23,333 ₽ 21/10/2026, 07:04:48 UTCAverage price: 26,888 ₽ Price range: 26,888 – 26,888 ₽ 21/10/2026, 08:54:48 — 21/10/2026, 09:04:48 UTCAverage price: 30,000 ₽ Price range: 30,000 – 30,000 ₽ 21/10/2026, 11:04:48 UTCAverage price: 30,000 ₽ Price range: 30,000 – 30,000 ₽ 21/10/2026, 12:54:48 UTCAverage price: 30,000 ₽ Price range: 30,000 – 30,000 ₽ 21/10/2026, 13:04:48 UTCAverage price: 29,997 ₽ Price range: 29,997 – 29,997 ₽ 21/10/2026, 14:54:48 — 21/10/2026, 15:04:49 UTCAverage price: 29,997 ₽ Price range: 29,997 – 29,997 ₽ 21/10/2026, 17:04:49 UTCAverage price: 30,000 ₽ Price range: 30,000 – 30,000 ₽ 21/10/2026, 18:54:49 — 21/10/2026, 19:04:49 UTCAverage price: 16,666 ₽ Price range: 16,666 – 16,666 ₽ 21/10/2026, 20:54:49 — 21/10/2026, 21:04:49 UTCAverage price: 16,666 ₽ Price range: 16,666 – 16,666 ₽ 21/10/2026, 23:04:49 — 21/10/2026, 23:14:49 UTCAverage price: 16,666 ₽ Price range: 16,666 – 16,666 ₽ 22/10/2026, 00:04:49 UTCAverage price: 16,600 ₽ Price range: 16,600 – 16,600 ₽ 22/10/2026, 01:04:49 UTCAverage price: 16,600 ₽ Price range: 16,600 – 16,600 ₽ 22/10/2026, 03:04:49 — 22/10/2026, 03:14:50 UTCAverage price: 16,633 ₽ Price range: 16,600 – 16,666 ₽ 22/10/2026, 04:54:50 — 22/10/2026, 05:14:50 UTCAverage price: 16,666 ₽ Price range: 16,666 – 16,666 ₽ 22/10/2026, 07:04:50 — 22/10/2026, 07:14:50 UTCAverage price: 16,666 ₽ Price range: 16,666 – 16,666 ₽ 22/10/2026, 08:54:50 UTCAverage price: 14,755 ₽ Price range: 14,755 – 14,755 ₽ 22/10/2026, 09:24:50 UTCAverage price: 14,755 ₽ Price range: 14,755 – 14,755 ₽ 22/10/2026, 11:04:50 UTCAverage price: 14,999 ₽ Price range: 14,999 – 14,999 ₽ 22/10/2026, 11:14:50 UTCAverage price: 14,888 ₽ Price range: 14,777 – 14,999 ₽ 22/10/2026, 12:54:50 — 22/10/2026, 13:14:50 UTCAverage price: 14,888 ₽ Price range: 14,777 – 14,999 ₽ 22/10/2026, 14:54:50 — 22/10/2026, 15:14:50 UTCAverage price: 17,999.5 ₽ Price range: 14,999 – 21,000 ₽ 22/10/2026, 17:04:50 — 22/10/2026, 17:14:50 UTCAverage price: 20,745 ₽ Price range: 20,490 – 21,000 ₽ 22/10/2026, 18:54:51 — 22/10/2026, 19:14:50 UTCAverage price: 19,627.5 ₽ Price range: 18,765 – 20,490 ₽ 22/10/2026, 20:54:51 — 22/10/2026, 21:14:51 UTCAverage price: 18,765 ₽ Price range: 18,765 – 18,765 ₽ 22/10/2026, 23:14:51 UTCAverage price: 18,765 ₽ Price range: 18,765 – 18,765 ₽ 23/10/2026, 00:04:51 UTCAverage price: 18,826.5 ₽ Price range: 18,765 – 18,888 ₽ 23/10/2026, 01:04:52 — 23/10/2026, 01:14:52 UTCAverage price: 18,069 ₽ Price range: 18,069 – 18,069 ₽ 23/10/2026, 03:14:51 UTCAverage price: 21,000 ₽ Price range: 21,000 – 21,000 ₽ 23/10/2026, 05:14:52 UTCAverage price: 15,000 ₽ Price range: 15,000 – 15,000 ₽ 23/10/2026, 07:14:52 UTCAverage price: 14,888 ₽ Price range: 14,888 – 14,888 ₽ 23/10/2026, 09:14:52 UTCAverage price: 14,888 ₽ Price range: 14,888 – 14,888 ₽ 23/10/2026, 09:24:52 UTCAverage price: 14,999 ₽ Price range: 14,999 – 14,999 ₽ 23/10/2026, 11:14:52 UTCAverage price: 14,777 ₽ Price range: 14,777 – 14,777 ₽ 23/10/2026, 13:14:52 UTCAverage price: 14,777 ₽ Price range: 14,777 – 14,777 ₽ 23/10/2026, 15:14:53 UTCAverage price: 14,888 ₽ Price range: 14,777 – 14,999 ₽ 23/10/2026, 17:14:52 — 23/10/2026, 17:24:53 UTCAverage price: 17,999.5 ₽ Price range: 14,999 – 21,000 ₽ 23/10/2026, 19:14:53 — 23/10/2026, 19:24:53 UTCAverage price: 21,982 ₽ Price range: 21,982 – 21,982 ₽ 23/10/2026, 21:14:53 UTCAverage price: 21,982 ₽ Price range: 21,982 – 21,982 ₽ 23/10/2026, 23:14:53 — 24/10/2026, 00:04:53 UTCAverage price: 21,111 ₽ Price range: 21,111 – 21,111 ₽ 24/10/2026, 01:14:53 UTCAverage price: 21,982 ₽ Price range: 21,982 – 21,982 ₽ 24/10/2026, 03:14:53 UTCAverage price: 21,000 ₽ Price range: 21,000 – 21,000 ₽ 24/10/2026, 05:14:53 UTCAverage price: 18,000 ₽ Price range: 18,000 – 18,000 ₽ 24/10/2026, 07:14:53 UTCAverage price: 19,982 ₽ Price range: 19,982 – 19,982 ₽ 24/10/2026, 09:14:53 UTCAverage price: 19,888 ₽ Price range: 19,888 – 19,888 ₽ 24/10/2026, 11:14:54 UTCAverage price: 18,765 ₽ Price range: 18,765 – 18,765 ₽ 24/10/2026, 13:14:54 UTCAverage price: 17,654 ₽ Price range: 17,654 – 17,654 ₽ 24/10/2026, 15:14:54 UTCAverage price: 19,887 ₽ Price range: 19,887 – 19,887 ₽ 24/10/2026, 17:14:54 — 24/10/2026, 17:24:54 UTCAverage price: 19,777 ₽ Price range: 19,777 – 19,777 ₽ 24/10/2026, 19:14:54 — 24/10/2026, 19:24:54 UTCAverage price: 18,765 ₽ Price range: 18,765 – 18,765 ₽ 24/10/2026, 21:14:54 UTCAverage price: 19,888 ₽ Price range: 19,888 – 19,888 ₽ 24/10/2026, 23:24:54 UTCAverage price: 19,888 ₽ Price range: 19,888 – 19,888 ₽ 25/10/2026, 00:04:54 UTCAverage price: 18,420 ₽ Price range: 18,420 – 18,420 ₽ 25/10/2026, 01:14:55 UTCAverage price: 19,888 ₽ Price range: 19,888 – 19,888 ₽ 25/10/2026, 03:14:54 UTCAverage price: 14,444 ₽ Price range: 14,444 – 14,444 ₽ 25/10/2026, 05:14:54 UTCAverage price: 14,444 ₽ Price range: 14,444 – 14,444 ₽ 25/10/2026, 07:14:55 UTCAverage price: 14,444 ₽ Price range: 14,444 – 14,444 ₽ 25/10/2026, 09:14:55 — 25/10/2026, 09:24:55 UTCAverage price: 14,382.5 ₽ Price range: 14,321 – 14,444 ₽ 25/10/2026, 11:14:55 — 25/10/2026, 11:34:55 UTCAverage price: 14,660 ₽ Price range: 14,321 – 14,999 ₽ 25/10/2026, 13:14:55 — 25/10/2026, 13:34:55 UTCAverage price: 14,999 ₽ Price range: 14,999 – 14,999 ₽ 25/10/2026, 15:14:56 UTCAverage price: 18,000 ₽ Price range: 18,000 – 18,000 ₽ 25/10/2026, 15:34:56 UTCAverage price: 18,000 ₽ Price range: 18,000 – 18,000 ₽ 25/10/2026, 17:14:56 UTCAverage price: 18,000 ₽ Price range: 18,000 – 18,000 ₽ 25/10/2026, 17:34:56 UTCAverage price: 18,000 ₽ Price range: 18,000 – 18,000 ₽ 25/10/2026, 19:14:56 UTCAverage price: 21,000 ₽ Price range: 21,000 – 21,000 ₽ 25/10/2026, 19:34:56 UTCAverage price: 21,000 ₽ Price range: 21,000 – 21,000 ₽ 25/10/2026, 21:14:56 — 25/10/2026, 21:34:56 UTCAverage price: 19,878 ₽ Price range: 18,756 – 21,000 ₽ 25/10/2026, 23:24:56 — 25/10/2026, 23:34:56 UTCAverage price: 18,756 ₽ Price range: 18,756 – 18,756 ₽ 26/10/2026, 00:04:57 UTCAverage price: 19,878 ₽ Price range: 18,756 – 21,000 ₽ 26/10/2026, 01:14:57 — 26/10/2026, 01:34:57 UTCAverage price: 21,000 ₽ Price range: 21,000 – 21,000 ₽ 26/10/2026, 03:14:57 — 26/10/2026, 03:34:57 UTCAverage price: 21,000 ₽ Price range: 21,000 – 21,000 ₽ 26/10/2026, 05:14:57 — 26/10/2026, 05:34:57 UTCAverage price: 19,611 ₽ Price range: 18,222 – 21,000 ₽ 26/10/2026, 07:14:57 — 26/10/2026, 07:34:57 UTCAverage price: 19,611 ₽ Price range: 18,222 – 21,000 ₽ 26/10/2026, 09:29:56 — 26/10/2026, 09:39:56 UTCAverage price: 21,000 ₽ Price range: 21,000 – 21,000 ₽ 26/10/2026, 11:39:56 — 26/10/2026, 11:59:56 UTCAverage price: 20,500 ₽ Price range: 20,000 – 21,000 ₽ 26/10/2026, 13:30:44 — 26/10/2026, 14:00:44 UTCAverage price: 20,000 ₽ Price range: 20,000 – 20,000 ₽ 26/10/2026, 15:30:43 UTCAverage price: 20,000 ₽ Price range: 20,000 – 20,000 ₽ 26/10/2026, 15:50:44 UTCAverage price: 20,000 ₽ Price range: 20,000 – 20,000 ₽ 26/10/2026, 17:30:43 UTCAverage price: 20,000 ₽ Price range: 20,000 – 20,000 ₽ 26/10/2026, 17:50:43 UTCAverage price: 20,000 ₽ Price range: 20,000 – 20,000 ₽ 26/10/2026, 19:30:44 UTCAverage price: 19,999 ₽ Price range: 19,999 – 19,999 ₽ 26/10/2026, 19:50:44 UTCAverage price: 18,910.5 ₽ Price range: 17,822 – 19,999 ₽ 26/10/2026, 21:30:43 — 26/10/2026, 21:50:44 UTCAverage price: 20,997 ₽ Price range: 20,997 – 20,997 ₽ 26/10/2026, 23:50:44 UTCAverage price: 20,997 ₽ Price range: 20,997 – 20,997 ₽ 27/10/2026, 00:00:44 UTCAverage price: 20,997 ₽ Price range: 20,997 – 20,997 ₽ 27/10/2026, 01:30:44 — 27/10/2026, 01:50:44 UTCAverage price: 17,959.5 ₽ Price range: 14,922 – 20,997 ₽ 27/10/2026, 03:30:44 — 27/10/2026, 03:50:44 UTCAverage price: 13,572 ₽ Price range: 12,222 – 14,922 ₽ 27/10/2026, 05:30:43 — 27/10/2026, 05:50:44 UTCAverage price: 16,543 ₽ Price range: 16,543 – 16,543 ₽ 27/10/2026, 07:50:44 UTCAverage price: 16,543 ₽ Price range: 16,543 – 16,543 ₽ 27/10/2026, 09:30:44 UTC

Purple: price, ₽; gray: offer count. Lines show interval averages; the band shows the price range. Times are UTC.

Description

The Alexander Arms 10 inch rail allows installation of additional equipment on the MK10 handguard.