Used on the 3M™ Welding Shields L-150 and L-151 and also in the 3M™ Combination Faceshields L-153, L-154, L-184 and L-185. This knob secures the cam mechanism which is attached to the headgear.

3M L-145-10 Welding Knob
Description
Specifications
Brand Name | 3M | Item Name | Welding Knob |
Series | L | Color | Black |
For Use With | L-153, L-154, L-184, L-185 Face Shield | UPC | 051138661359 |
Packages
EA - 1 EA PER EA | CA - 10 EACH/CASE |