Item No.: B15AH016

·Designed to perform compression tests to help identify

damaged pistons, worn rings, burnt valves, and blown head gaskets

·Side-release valve allows repeated tests without disconnecting the hose

·Includes 15-inch rubber hose with stainless steel casing,

10mm, 12mm, 14mm, and 18mm adapters

·Also Includes 14mm long reach adapter for long reach spark plug applications

·Large, easy-to-read 2-1/2-inch dial face with dual-calibrated and color-coded scales