For LEXUS IS300 Sumitomo LS400 Supra Brake upgrade kit with RCAs and Stainless Inserts w/ M12 Offset Threaded Hole! - (4) 17mm RCAs w/ class 12.9 Mounting Hardware - (4) Stainless Eccentric Threaded Caliper Mounting Adapter Inserts for mounting LS400 BRAKE CALIPERS.
