3M 4-Point Ratchet Safety Hard Hat Yellow QUARTZ TIMERS These torsion spring winding rods

These torsion spring winding rods from Prime-Line are constructed from cold-rolled steel

Fits doors between 1 3/8 to 1-3/4" thick

Zinc plated hardened steel for added strength and

Scent: fresh-linen

Creating precise secondary angles are also a snap

3M 4-Point Ratchet Safety Hard Hat Yellow QUARTZ TIMERS These torsion spring winding rods3M Hard Hats are engineered to provide comfort, protection, balance and stability to help keep DIYers and professionals safe. 3M Non vented Hard Hat with Ratchet Adjustment for custom, on head sizing. Suspension sits lower on the head to reduce pressure points and increase security. Features a smooth turning 4 point ratchet suspension system and provides optimized comfort with 3 levels of height adjustment. Part of the 3M Pro Series Safety Products