ADAPTER 1/2 20 UNF for 12 Air Riffles Air Barrels With Thread Protector NEW $30

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Custom made adapter - 1/2 UNF standard thread for common air gun/rifle or LDC (lead dust collector) - adapter has been precision reamed to 12 mm for tight fit on 12 mm barrels

Material is steel, blued. Finish - matte. Securing is done with M3 grub screw. Total length 50 mm, inner depth 35 mm.

Barrels With Thread Protector - Material is steel, blued