Magpul Industries

The CTR is designed to be a drop in replacement carbine stock body for your AR-15/M16 and is adjustable for length of pull. This stock features a unique locking mechanism that friction locks the stock to the buffer tube for zero movement. The locking mechanism eliminates the wobble, noise, rattle, and slop inherent in most standard M4 stocks. The forward locking lever takes out any play in the stock where it attaches to the buffer tube, hence "Friction Lo [...]