Gunson 14mm to 12mm Adapter 4055B Colortune and Compression Tester Thread
Suitable For: Gunson Colortune and Hi Gauge Compression Tester. This converts 14mm threads on Gunson Colortune and Hi Gauge Compression Testers to 12mm threads. Simple adaptor for the Gunson Colortune and Hi Gauge Compression Tester.