Midwest Industries SP Series M-LOK Handguard AR-15 18" Aluminum Black

The Midwest Industries Suppressor Compatible Handguard f eatures seven sides of M-LOK(TM) compatible slots, and one five slot Magpul(R) M-LOK(TM) polymer rail section included. This High quality MIL-STD 1913 top rail, T-marked for accessory location, has a .US Patent Number of 9,453,694. Construction from 6061 aluminum, hard coat anodized for a lifetime of service. Features Extremely rugged, one piece free float design and construction Featuring seven sides of M-LOK compatible slots Inside diameter 1.670", outside diameter 2.0", 1.95" over mounting flats Made for use with suppressors no larger than 1.55" in diameter High quality MIL-STD 1913 top rail, T-marked for accessory location One five slot M-LOK polymer rail section included Barrel nut and barrel nut wrench included Construction from 6061 aluminum, hard coat anodized for a lifetime of service