Gorilla Guard - 2-5/16" Trailer Lock from TOW READY
The Gorilla Guard lock provides maximum protection for unattended trailers. The 2-5/16" coupler lock fits most trailer couplers.
Design shields lock from tampering devices
Fits most 2-5/16" trailer couplers
Coupler width (including lip) cannot exceed 4-1/8"
Height of coupler lip cannot be greater than 5/16"