SPRINCO USA 308 M4 EXTENSION TUBE CS XP BUFFER SPRING IN HARD TUBE (25762) Orange

The ultimate buffer spring for large frame carbines, this Sprinco USA product is designed to excel in multiple configurations:

• DPMS Pattern .308 / 6.5 CM with standard 7″ M4 buffer tube and 2.5″ short buffer
• SR-25 / Armalite Pattern intermediate depth carbines with 3.25″ buffers
• Standard 7″ M4 tubes in over-gassed carbines (5.56, 6.8 SPC, 6.5 Grendel, etc.)

Enhance your firearm’s performance with this versatile and reliable buffer spring. Packaged in a hard tube for protection during shipping and storage.