A simple modification of the HD22 bolt from Plastic Blasters that allows you to insert an M4 nut at the rear for a sturdier charging handle. Includes two charging handle options. Use an M4 x 30mm socket head screw with the included handles.
LBRY Tags: 3d2a; hd22; hd22c; ez22; 3d2fa
Hello Kitty Tubee 22 Kit
John's Tubee 22 Handguard