PBM Machined Valve Locks are machined from alloy steel and heat treated for maximum strength and durability.
Recommended for moderate competition applications.
These locks are 3 times stronger than original equipment valve locks.
For Ultra high spring loads use PBM 4130 Chrome Moly Steel or Titanium Valve Locks.
- Description: Machined
- Groove: Square
- Stem Size: 11/32
- Bead Location: -.050
- Lock Degree: 10 Degree
- Single Groove