Custom made adapter for Crosman 2240/2250 air gun. 1/2 UNF standard thread for common air gun/rifle silencers or LDC (lead dust collector).

This will fit all 7/16″ Crosman barrels (11,11 mm), adapter has been precision reamed to that dimension.
Material is steel, blued. Securing is done with M4x0.75 mm or 8-32 grub screw. Inner depth is 30 mm.