All DeadBolt locks utilize hi-tech materials and state-of-the-art engineering to bring you the ultimate in performance, value and style. Weatherproof lock cylinder for trouble free use. Strong, reversible automotive style key is easy to insert and remove-even with gloves on! Fits comfortably on your key ring. Double chrome plate provides automotive grade durability and corrosion resistance. Strong, tough one piece machined carbon steel pin. Non-skid pin knob provides comfortable grip even in cold, wet weather. Patented screw-and-lock security. Rugged, pick-proof threaded connection that won't false lock. Only lock for surge brake style couplers requiring a 1/4" pin and 3-3/8" span.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov