The Maximum Security Universal Coupler Lock will fit all 1-7/8", 2", and 2-5/16" tongue-type trailer couplers and is also constructed out of high-quality corrosion resistant materials that is made to last. Multi-Step uni-ball fits all 1-7/8", 2", and 2-5/16" couplers. Fits almost every trailer coupler style. Unique horizontal bend design in shackle provides a secure forward facing snug fit. New larger and stronger corrosion resistant nickle plated housing. Dual action locked and bolt-blocked locking system. Anti-drill lock design for security. Super hardened chrome plated 5/8" shackle. Two barrel-style keys included.

 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