Super Slim 4.2 Inch Pistol Length M-LOK Free Float Handguard for AR-15 and AR Pistols. SKU: MMARE42
Pistol Length CNC machined Aluminum Handguard with Picatinny Top Rail and 1 Full M-LOK slot on both sides and the bottom. Black anodized. Comes with aluminum barrel nut and hex wrench. Barrel nut uses a regular 30mm crows foot type wrench, not included. Weighs only 5 oz with barrel nut.
L - 4.2", W - 1.5", H - 2". ID is 1.358"
These will fit AR-15 uppers. Therefore they will also fit AR Pistol
builds that have AR-15 upper barrel nut threading such as the 300
Blackout and the AR-9.