Wheel Nut Management System that is a Solution, it’s not just an Indicator
Simple, ingenious design reduces the risk of wheel loss by securing
adjacent wheel nuts together and minimizing their ability to rotate.
Zafety Lug Lock® is a wheel nut retainer not just a wheel nut indicator.
Wheel nuts can be torque checked without removing the Zafety Lug Lock®
See how easy it is to install and remove!
Why choose Zafety Lug Lock®?
- Fast and easy to install/remove – flexible, simply fits over two adjacent nuts – can be installed or removed in seconds by hand or with the optional hand tool. See video.
- Lug nuts can be torque checked without removing the Zafety Lug Lock® – saving man-hour costs of removing and re-installing
- Reusable can be reinstalled after removal for wheel end servicing or can be used in similar applications in the event equipment is taken out of service
- Engineered to withstand extreme temperatures – the flexibility of Zafety Lug Lock® means fast installation and product durability in a wide range of temperatures and weather conditions and ensures lug nut security will not be compromised by overheating wheel ends
- Maintains nut torque even if wheel surface is compromised by loose paint or rust or nut is under torqued
- Multiple sizes and colors to meet every need (special order corporate colours are available
- Reduces the risk of wheel off accidents and wheel hub, stud and rim damage
- Provides a clear visual check in all conditions
- Independent testing to ensure that the product claims are fully supported by reliable arms-length third party experts
- Field tested at high and low rotation speeds on all types of surfaces
- 2-year limited Manufacturer’s Warranty – warrantied against manufacturing defects
- Field tested at high and low rotation speeds on all types of surfaces
- Zafety Lug Lock® has millions sold worldwide
- Patented / Registered Trademark
- 2013 Earnest C. Manning Innovation Award
recognition of simple but effective design meeting a marketplace need - Cost Effective – for less than the cost of an oil change you can increase the safety of your vehicle, reduce the possibility of wheel-end damage and reduce the risk of a wheel off incident for years to come.
- Recyclable
Measuring Instructions
Installation and removal instructions
Zafety Lug Lock® Features Summary
Zafety Lug Lock® Torque Check Bulletin
Commercial Transportation most common sizes
| North America & some Australasia | Studs | Spacing | Nut Size | Application | ||
|---|---|---|---|---|---|---|
| Metric | US | Metric | US | |||
 | 10 | 88.9 mm | 3 1/2" | 33 mm | 1 5/16" | Large Trucks & Trailers, Ford, Mack, Freightliner, Kenworth, Western Star, International, Peterbilt, Utility, Great Dane, Max Atlas, etc., Public Utility Trucks, Ready Mix Trucks, Large Waste & Recycling Trucks, etc. |
 | 10 | 88.9 mm | 3 1/2" | 32 mm | 1 9/32" | Some Large Trucks & Trailers, IVECO |
 | 8 | 111.1 mm | 4 3/8 " | 38.1 mm | 1 1/2" | Some large tanker trailers and trailers |
 | 10 | 69.9 mm | 2 3/4" | 33 mm | 1 5/16" | Low profile (low loader) trailers and flatbed trailers |
 | 10 | 69.9 mm | 2 3/4" | 32 mm | 1 9/32" | Low profile (low loader) trailers and flatbed trailers |
| UK, Europe, Israel & some Australasia | Studs | Spacing | Nut Size | Application | ||
|---|---|---|---|---|---|---|
 | 10 | 104.8 mm | 4 1/8" | 33 mm | 1 5/16" | UK/EU- Tractor Trailers, Off-Road Applications AU- Residential Garbage Trucks, ISU-ZU, HINO |
 | 10 | 104.8 mm | 4 1/8" | 32 mm | 1 9/32" | UK/EU- Tractor Trailers AU- Residential Garbage Trucks, ISU-ZU, HINO |
 | 8 | 104.8 mm | 4 1/8" | 30 mm | 1 3/16" | UK/EU- Lift axle on Tractor Trailers |
 | 10 | 69.9 mm | 2 3/4" | 33 mm | 1 5/16" | UK/EU- Low profile (low loader) trailers and flatbed trailers AU- Low profile (low loader) trailers and flatbed trailers |
 | 10 | 69.9 mm | 2 3/4" | 32 mm | 1 9/32" | UK/EU- Low profile (low loader) trailers and flatbed trailers AU- Low profile (low loader) trailers and flatbed trailers |
Transit – Private, Public & School – most common sizes
| North America & some Australasia | Studs | Spacing | Nut Size | Application | ||
|---|---|---|---|---|---|---|
| Metric | US | Metric | US | |||
 | 10 | 104.8 mm | 4 1/8 " | 33 mm | 1 5/16" | Transit Buses, Off-Road Applications & Some Coaches |
 | 10 | 104.8 mm | 4 1/8 " | 32 mm | 1 9/32" | Public Transportation |
 | 10 | 88.9 mm | 3 1/2" | 38.1 mm | 1 1/2" | Some Prevost & MCI Coaches |
 | 10 | 88.9 mm | 3 1/2" | 33 mm | 1 5/16" | Type C & D School Buses |
 | 8 | 63.5 mm | 2 1/2" | 22.2 mm | 7/8" | Small Transit Buses, Smaller type A & B School Buses |
| UK, Europe, Israel & some Australasia | Studs | Spacing | Nut Size | Application | ||
|---|---|---|---|---|---|---|
| Metric | US | Metric | US | |||
 | 10 | 104.8 mm | 4 1/8 " | 33 mm | 1 5/16" | Transit Buses, Off-Road Applications & Some Coaches, School Buses |
 | 10 | 104.8 mm | 4 1/8 " | 32 mm | 1 9/32" | Public Transportation, Hybrid Buses, School Buses |
 | 6 | 104.8 mm | 4 1/8" | 27 mm | 1 1/16" | UK/EU- Optare Buses |
 | 8 | 69.9 mm | 2 3/4" | 21 mm | 13/16" | Toyota Coasters or Hiace |
 | 8 | 63.5 mm | 2 1/2" | 22.2 mm | 7/8" | Small Transit Buses, Smaller type A & B School Buses |
Colors
| Studs | Spacing | Nut Size | Application | |||
|---|---|---|---|---|---|---|
| Metric | US | Metric | US | |||
 | 6 & 8 | 111.1 mm | 4 3/8 " | 41 mm | 1 39/64" | FUSO ( Mitsubishi), HINO, UD (Nissan) light trucks (not all – varying nut sizes) |
 | 6 | 111.1 mm | 4 3/8 " | 38.1 mm | 1 1/2" | Curbside Delivery vehicles, Tanker trailers |
 | 8 | 104.8 mm | 4 1/8" | 19 mm | 3/4" | Mercedes Sprinter Vans |
 | 10 | 69.9 mm | 2 3/4" | 33 mm | 1 5/16" | Low profile (low loader) trailers and flatbed trailers |
 | 10 | 69.9 mm | 2 3/4" | 32 mm | 1 9/32" | Low profile (low loader) trailers and flatbed trailers |
 | 8 | 69.9 mm | 2 3/4" | 21 mm | 13/16" | F59 Chassis - Delivery Vans, Step Vans |
 | 8 | 63.5 mm | 2 1/2" | 25.4 mm | 1" | Delivery Vans, Utility & Landscaping Trucks, Step Vans |
 | 8 | 63.5 mm | 2 1/2" | 22.2 mm | 7/8" | Small Transit Buses, Delivery & Step Vans, Smaller type A & B School Buses, EMS Vehicles, F350 & 450, etc. |
Colors