Check the listing for details. 8PCS Professional Automotive Tool Gauge Tester Test Kit. Condition: New. Listed at 27.99 USD. 8PCS Professional Automotive Tool Gauge Tester Test Kit Cylinder Compression Gas Engine Set for Car & Truck(Blue) Exceeds Industry Standards, Precision Manufacturing, Improved Design Standards, Professionally Tested, Quality Assured GuarantyChecking Compression On Petrol Engine Quickly And AccuratelyEasy Pressure Release Button On Side Of TesterCompleted Kit Comes With Adapters For Most ApplicationsOur Item Is Only Suitable For Petrol Engines On Motorbikes, Cars, Trucks. KIT INCLUDES:2x rubber cones ends for quick check (no need to thread into head)1x cylinder compression gauge4x Fittings M10, M12, M14, M18 (Male, With "O" Ring)1*14mm spark plug adapters1*18mm spark plug adapters1x with 1/2" diameter x 14" extension hoseClear Reading and High Accuracy----0-21bar/0-300psiDimensions of Gauge:0-300PSI/21KG/CM²Weight: 2.93 LbsOne-pack Dimensions:12.38"x8.65"x2.55"Brass Adapters:4x Fittings M10, M12, M14, M18 (Male, With "O" Ring)