Sprinco AR-15 / M4 Enhanced Hammer Spring
Sprinco AR-15 / M4 Enhanced Hammer Spring is a great option for a new rifle build or replacing a worn-out spring. Designed specifically for AR-15 and M4 platforms, the Enhanced Hammer Spring is designed, so the legs lay flat for a consistent and evenly applied load. The spring is made from 17-7 PH stainless steel and heat treated, stress relieved, and passivated for optimal performance.
Features:
- Designed for AR-15 and M4 platforms
- 17-7 PH Stainless Steel construction
- Heat treated, stress relieved, passivated
- Machined to precision tolerances
- Cryogenic processed
- Moly plated
Brendon Bennett (verified owner) –
Sprinco is the best