Hahn Precision Bottom 9mm MagWell Block

Designed for quick caliber change between 5.56mm and 9mm with minimal effort. Adapter loads in from the bottom of the magazine well and secures with a tension device. Ideal for users using Colt type...

Hahn Precision Dedicated 9mm MagWell Block

Designed for the professional with a dedicated 9mm weapon system. The standard 5.56mm bolt hold open is utilized because of its superior strength over the 9mm version. The adapter can only be removed...

Hahn Precision Sub Caliber Buffer

Stainless steel buffer designed specifically for pistol caliber conversions with collapsable stocks. The 7 ounce weight and longer length contribute to a shorter stroke and softer felt recoil. The...

Hahn Precision Top MagWell Block

Adapter drops into the top of the receiver and virtually impossible to remove unless the upper receiver is opened. Ideal for users using Uzi and Colt type magazines not concerned with having the bolt...