ITEM NAME:Piston Ring Compressor Installer Automotive Car Repair Accessories (6 inch) Product Description Description: Features: Elastic control mechanism. Steel key is attached. Install and remove no more than 6.4mm (1 / 4 ") twisted piston rings. Adjustable from 2-1 / 8 "to 7" (53mm-175mm) nickel plated carbon steel corrosion resistant and comfortable vinyl impregnated handle. The disassembly process of the piston ring enlarges the piston ring, which is easy to use, safe and reliable. Specifications: Size: 6 inch: expansion range: 90mm-175mm/3.54-6.89", piston ring height: 150mm/5.91" Material: Steel Scope of application: disassembly of automobile piston ring Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3cm measuring deviation due to manual measurement. Included: 1 X Piston Ring Compressor 1 X Wrench.Included: 1 X Piston Ring Compressor. Install and remove no more than 6.4mm (1 / 4 ") twisted piston rings. Steel key is attached. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures.