New design incorporates a round, anodized body with permanent laser etching for a sleeker appearance New industrial interchange quick coupler allows use with most standard compression test adapters on the market (some adapters require removal of the valve core) New larger, easier to read leakage gauge has one multi-colored band for measuring low, moderate and high leakage, and a scale range from 0-100% with a redesigned gauge boot for added protection New larger, easier to read pressure gauge has a dual scale dial with ranges from 0-100 psi and 0-7 BAR with a redesigned gauge boot for added protection 2 gauge design allows for monitoring of input air-line pressure to ensure accurate testing Easy to use regulator allows for precise control of input air pressure Helps to pin-point problems indicated by a compression test or cylinder balance test Uses shop air to determine leakage source and the amount of leakage measured in percentage of loss Reducer adapter allows use of any 1/4" male quick connect plug New M14 short thread adapter on a 26" hose assembly M14 long thread solid adapter 1/4" female x 1/8" male reducer adapter