Bolt Upgrade Kit includes the following. Mil-Spec Extractor, Extractor Pin, RRA Heavy Duty extractor spring & buffer, and three RRA Gapless gas rings. Extractors are machined from barstock along with proper heat treatment for superior durability and reliability. RRA Heavy Duty extractor springs and buffers substantially increase extraction reliability on all AR15s and are a must for M16s, especially in heavy use/adverse conditions. RRA Gapless rings provide a superior seal with low friction for positive function in all conditions. Superior products at a superior price. PK Firearms has solved more problems with customer firearms with this simple and affordable upgrade than anything else available.
Our Price:
each
$19.95
In Stock