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Hitch Pin Lock Sizes

Diameter matches the hole; span matches the receiver width plus accessories.

Common sizes

ReceiverPin
1¼ in½ in
2 in⅝ in
2½ in⅝ or ¾ in
3 in1 in

Measuring

  1. Measure the hole diameter in the receiver.
  2. Measure outside width across the receiver at the hole.
  3. Add space for anti-rattle devices.
  4. Choose a lock with at least that span.

Browse receiver pin locks.