S&T M16/M4 Triangle Front Sight

【Product Details】
・Material: Aluminum alloy
・Weight: about 118g
・Total weight (package included): about 128g
・Size: Length approx. 54mm, Width approx. 43mm, Height approx. 90mm
・Package size: 17cm x 5cm x 10cm
・Compatibility: M16/M4 series outer barrels with two notches for pins and an outer diameter of up to about 19 mm

It is a triangle front sight that is standard on the M4A1.
It is designed to be attached to the outer barrel for M16/M4 and fixed with a pin.
It also has a sling swivel, so you can attach a sling if you like.