5/8" diameter hitch pin works for class III/IV 2" trailer hitch receivers. Coupler lock has a 7/8" span between the barbells for a snug fit. Type A key which is spring-loaded, 7 pin, high-security key. It resists attempted drill outs. Both rugged and dura
Stinger Universal Lock Kit
Span
METOWARE Keyed Alike Trailer Hitch Receiver& Coupler Lock Kit, 5/8” Dia 3-1/2” Long Trailer Hitch Lock Receiver Pin Lock for Class III IV Receiver
CURT Rebellion XD Tongue and Hitch Lock Set
Trimax
MaxxHaul 70050 Heavy Duty 5/8-In- Hitch Locking Receiver Pin with 2 Keys in the Trailer Parts & Accessories department at
CZC Auto Trailer Hitch Lock, 5/8 inch Dia, 4 inch Super Extra Long Receiver Pin Keyed Alike for Class III IV Hitches, for Hitch Bike Rack Tray Ball
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Zone Tech Trailer Hitch Receiver Lock - 2 Anti-theft 5/8 Pin For Class Iii Iv 2 And 2-1/2 Receiver With Rubber Cap - For Tow Trailer, Car, Boat : Target
RECEIVER LOCK FEATURE - The Trailer Hitch Receiver Lock is designed with 5/8 diameter and 3-1/2” long to make it works well with class III IV
METOWARE Keyed Alike Trailer Hitch Receiver& Coupler Lock Kit, 5/8 Dia 3-1/2” Long Hitch Pin Trailer Hitch Lock for Class III IV Receiver, 1/4” Dia