AP Racing J Hook Competition Disc Replacement Ring (394x34mm)- Right Hand brake They maintain a constant friction

They maintain a constant friction level over a wide range of temperatures

Clears OEM 20" wheels without a spacer

Fabspeed Motorsport is HJS Germany's exclusive USA importer and distributor and the only one who can provide a valid HJS warranty

Concave Profile

This also gives you a place to mount an in-car motorsports video camera

AP Racing J Hook Competition Disc Replacement Ring (394x34mm)- Right Hand brake They maintain a constant friction15. 51" x 1. 34" (394mm x 34mm) 84 Vane, D54, J Hook Right Hand Iron Racing Brake Disc Replacement RH iron disc for AP Racing by Essex 991 GT2 3 RS and 981 GT4 competition brake systems Weighs 18. 4 lbs. AP Racing P N CP4284 156GA Replacement hardware sold separately