Checkpoint® Wheel Nut Indicator 30 MM Safety Overheat Detection - Sparex Part S.163954 86K623 They are E6013 rutile electrodes

They are E6013 rutile electrodes

✔ Adjustable Velcro cuffs for a secure fit

08B-1 (5M) | Sparex Part No

42109 Size Std

Fitted With: Locking pin & Chain to prevent accidental opening of the clamp handle

Checkpoint® Wheel Nut Indicator 30 MM Safety Overheat Detection - Sparex Part S.163954 86K623 They are E6013 rutile electrodesThe Sparex Checkpoint Original Wheel Nut Indicator 30mm (S. 163954) provides a simple yet effective safety solution for detecting wheel nut loosening on heavy vehicles, trailers, and industrial machinery. It offers instant visual confirmation of wheel integrity, helping prevent wheel detachment and reduce costly maintenance incidents. Each 30mm Checkpoint indicator fits securely over the wheel nut and aligns directionally to indicate any movement or