Customize Your Master Lock 311 Series Padlock!
- Select Keying Option: Keyed Different (311KD), Keyed Alike (311KA), Master Keyed (311MK), or Master Keyed & Keyed Alike (311KAMK).
- Select Shackle Option: Standard (1" Shackle), LF (1-1/2" Shackle), or LH (2" Shackle).
- Select Bump Stop Option: Non-Bump Stop (Standard) or Bump Stop (N).
- Special Ordering: See below for Special Order information (i.e., ordering padlocks keyed to existing key number).
- Delivery: The Master Lock No. 311 is in stock in the following options: 311NKA, 311NKDLH & 311NKALH.
** All models now include Stainless Hardened Steel Shackle Only.