The same chrome silicon firing pin springs used in the Speedlock kits above. Keeps easy bolt lift and trigger pull of a factory weight spring, with the improved ignition performance of an extra-power spring. Provides consistent, repeatable performance over thousands of compression cycles. Remington 700 Short & Long Action Springs feature DUO Spring Sets, two opposite facing springs to improve performance.
Big Book Catalog, Issue:66, Page:158
Law Enforcement / Police Store, Issue:05, Page:017
New Product Supplement, Issue:542, Page:000
Sinclair, Issue:4A, Page:251
SPECS: Chrome silicon. Heat treated, shot peened,stress relieved. Mauser 98 fits large ring and commercial.