fittings 4"l 7"l 10"l 12"l 13.5"l ar15 slim light mlok handguard nut float picatinny rail scope and carbon fiber co

customize: we accept customization, but the quantity is at least 50, it takes about 20 days to make, and you need to pay a 30% deposit aggressive machining angled cuts for weight reduction, increase ventilation, and prevent fingers from sliding into grooves semi auto devices nut with non-slip gear at the end and non-slip pattern on the periphery to prevent any kind of rotation simple non-timing barrel nut for simply installation m-lok slots at the 3, 6, and 9 o'clock position,
continuous picatinny rail,
five qd sling sockets (3 at the front and 2 at the rear).syi