Each set includes dual rubber cones for quick checks—no threading needed. Fittings include M10, M12, M14, and M18 (male with O-ring), along with 14mm and 18mm spark plug adapters. Manufacturer Part Number: Compression Tester Kit Unit Quantity: 0.8 Vehicle Type: Motorcycle,Automotive Accessories: Adaptor Hose,Carrying Case,Extension Hose,Fittings,O-rings,Quick Connector,Regulator,Rubber Cone Ends,Thread Adapters,User Guide.
