Potauto Aluminum Jack Pad Jacking Puck Adapter Support Compatible with Chevrolet Corvette C6 C7 Porsche 911 996 Frame Rail (4-Pack, Red)FITMENT compatible with: Fits all the C7 C6 C5 Corvettes, Stingray Grand Sport Z06 ZR1, and most Porsche's. PROTECTION: Feeling comfortable and safe when drop off your Corvette to get serviced at repair oil change. No more scratch damage on the undercarriage, rocker panel, and chassis. Unique NON SLIP grooved support surface side. EVERYTHING INCLUDED: 4 jack pads + 4 locking blocks + 8 screws + 1 Allen key to install the jacking pucks attached to oval