Description: Sprinco USA AR-15 4-Coil Extractor Spring Upgrade Kit, 3-Pack. The extractor spring upgrade kit from Sprinco provides extended life for the extractor for Tactical AR-15 firearm platforms chambered in .223 Rem/5.56x45mm. The kit includes three of each of the following: enhanced power 4-coil extractor springs, Mil-Spec black extractor inserts, and Mil-Spec Viton O-Rings.
Features:
Chrome Silicon Wirestock
Heat Treated, Stress Relieved, and Cryogenic Processed Post Winding
Impregnation / Plating with Re-Micronized Molybdenum Disulfide Formulation
Enhanced 4-Coil springs maintain an extended duty cycle load of a NEW Mil-Spec spring and is recommended for use in 18″+BBL lengths for those who retrieve their brass for reloading
Includes:
x3 Enhanced Power 4-Coil Extractor Spring
x3 Mil-Spec Black Extractor Inserts
x3 Mil-Spec Viton O-Rings
Manufacturer: Sprinco
PRODUCT SPECIFICATIONS:
Brand: Sprinco
Caliber: .223 Rem,5.56x45mm
Finish / Color: Unfinished
Firearm Type: Pistol,Rifle
Material: Steel,Rubber,Polymer
Models Fit: AR-15