Trimax TRC12 The TRC12 is a medium security resettable combination cable lock (6 geet long x 12 mm diameter). The TRC12 is ideal for securing motorcycles, bicycles, spare tires, ATVs, marine, trailers and much, much more. TRIMAX makes the world's toughest locks. Through value added engineering design, TRIMAX is committed to product innovation that holds up to the highest quality standards. TRIMAX provides maximum security for marine, trailer and tow, RV, performance truck, power sports and bicycle applications. Tested. Tough. TRIMAX. TRIMAX offers a lifetime warranty on all of their products.