Silent Industries Advanced Feed Tube Spacer retroarms such as the MP5A2 with

such as the MP5A2 with fixed stock

Inner padding on the top and bottom to hold the contents secure and protected

Inner Barrel 208mm

immediately click the menu button

Silent Industries Advanced Feed Tube Spacer retroarms such as the MP5A2 withLet us introduce you a small but important part for the Forged and New Billet series with the Advanced Feed Tube. The Hop Up in some cases needs extra support and thats what this spacer does. It prevents side to side wobble and aligns the feed tube hole with the Hop Up chamber hole for improved feeding. Due to the tolerances some MTWs need this some not but it is a nice addition to make sure everything is aligned. Why is it good? Perfect alignment