Built Tough. Worn With Pride.

The Leather Chin Straps from Box 31 Leatherworks are crafted for the fire service professional who demands durability and function. Built from premium, full-grain leather and assembled with heavy-duty double-cap rivets, these straps are designed to hold up through years of service.

Key Features:

• Premium leather strap width: ¾" — durable and comfortable.

• Attaches via your helmet’s hardware: choose between Chicago screws or Line 24 snaps depending on your helmet model.

• Two style options:

  • West-Coast Style — Continuous strap, no quick-release, ideal for traditional clearance and draping. 

  • Quick-Release Style — Includes plastic quick-release buckle for rapid donning/doffing, ideal for modern structural helmets. 

• Now available in three lengths! 

• Lead time: Ships in approx. 2 business days for standard configuration. 

Why Firefighters Choose Box 31:
With a shop committed to fire-service gear, you get more than a strap — you get a component designed by firefighters, built for the job. Our chin straps offer ready-for-service performance and are backed by our commitment to durability.

Fit & Installation:

• Measure from d-ring to d-ring to confirm correct length (West-Coast: Standard Length ≈ 29″; Quick-Release: Standard Length ≈ 26″)

• Select attachment hardware based on your helmet: Chicago screws for composite/TL2 helmets, or Line 24 snaps for metal d-rings.

Ready to Order: Choose your style and length, select your hardware type, and complete checkout — we’ll handle the rest and get it on its way fast.