Pre-hardened materials, prevent tolerance changing when heat treated Standard footprint allows for installation on a variety of aftermarket Remington 700 stocks Defiance Primary Extraction design significantly increases initial extraction and ensures smooth bolt cycling Wire EDM-cut, full-length lug ways provide smooth bolt operation and surpassed strength and rigidity One piece bolt allows for unmatched strength Custom spiral bolt fluting provides a unique appearance Available in Magnum (0.750 bolt diameter) Long Action 338 Long Action Features a .595" bolt face Action is machined from 416 stainless steel Bolt is manufactured Mfg: Defiance Machine SPECS: Stainless steel action (416), 4340 CM bolt. Includes receiver, bolt, bolt knob, bolt stop pin, bolt stop spring, ejector, ejector spring, ejector pin, M16 extractor, integral 0.250 recoil lug, integral 20 MOA rail and firing pin. Long Action Features a .595" bolt face. FFL required fo