Midwest Industries MI-SP15M Handguard, SP Series M-LOK, 15 Inches, Black

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.

Features:

• Extremely rugged, one piece free float design and construction
• Featuring seven sides of M-LOK compatible slots
• Inside diameter 1.670 inch, outside diameter 2.0 inch, 1.95 inch 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