This family of LongShot Picatinny rails incorporate the KeyMod mounting system. KeyMod is a universal interface system for firearm accessory components.  LongShot produces the largest size range of aluminum MIL-STD-1913 Picatinny rails utilizing the KeyMod mount design, with a choice of rail lengths from 3-slots (1.600") to 40-slots (16.154"), to maximize the functionality of your weapon.  Our rails are precision-machined and feature smooth, rounded ends for snag-free peace of mind. 

Specifications and Features:
20 Slot Keymod Rail
8.274"
Aluminum
Black