A Wilson Combat Bullet Proof Sear Spring has the perfect balance of materials and temper to allow the pistolsmith the flexibility necessary to do a top quality trigger job which will continue to maintain its tension long after factory springs would have died.
Specifications:

Type	Sear Spring
Model	Bullet Proof
Dimensions
Size
Material
Action
Trigger
Safety
Thread Pattern
Finish	Black
Bolt Type
Hand
Hammer Type
Max Capacity