Checkpoint Checklink 30 mm Dark Grey Wheel Nut Indicator & Retainer

Checkpoint Checklink 30 mm Dark Grey Commercial Wheel Nut Indicator & Retainer

The Checkpoint Checklink 30 mm (Catalog Index: CHP-CLDOG30) is an essential fleet safety accessory manufactured by Checkpoint Safety for commercial vehicle operators, municipal transport fleets, light-to-medium trucks, and heavy trailers. Designed to fit 30 mm wheel nuts, the Checklink connects adjacent nut pairs with an S-shaped polymer bridge, providing active mechanical retention against nut backing-off while allowing instant visual verification during pre-trip driver inspections.

Key Performance & Structural Highlights

Dual-Action Safety (Indicator + Retainer): Bridges adjacent 30 mm wheel nuts to create mutual resistance against vibration-induced loosening, while providing immediate visual indication if a nut rotates out of alignment.

Thermal Overheating Detection (125°C): Engineered from a specialized polymer formulation that softens and distorts at 125°C (257°F), alerting maintenance personnel to potential wheel end overheating caused by binding brakes or failing wheel bearings.

Durable & Bio-Friendly Polymer: Built from high-strength virgin polymer with a dark grey (military khaki) finish that withstands extreme weather conditions, road salt, and harsh workshop cleaning agents.

Streamlined Fleet Audits: Simplifies daily driver walk-around checks and supports fleet compliance with international transport safety standards (DVSA, FORS, and ISO guidelines).

Simple Tool-Free Installation: Snaps quickly over adjacent 30 mm hex nuts without requiring special tools or wheel dismounting.

Technical Specifications

Catalog Index: CHP-CLDOG30

Manufacturer / Brand: Checkpoint Safety

Nut Hex Size Fitment: 30 mm

Color Finish: Dark Grey / Military Khaki

Material Composition: High-Grade Biodegradable Engineered Polymer

Melting / Thermal Threshold: 125°C (257°F) for heat distortion indication

Product Weight: 0.01 kg

Target Vehicles: Commercial trucks, buses, trailers, municipal & delivery fleets