Brownells Brownells Brownells 75th Anniversary - A Shooting Heritage

Manufactured To Military Specifications For Long-Lasting Service

Stainless steel carbine buffer spring manufactured to MIL-S-1357 specification for replacement on rifles with M4-type receiver extension tube for collapsible carbine buttstock. Replace a fatigued spring, or use as part of the rifle-to-carbine stock conversion. Cold drawn to ASTM A313 standard for heat- and corrosion-resistance, and case hardened for improved resistance to surface wear.


AR-15, Issue:10, Page:027
Big Book Catalog, Issue:67, Page:028
Big Book Catalog, Issue:67, Page:605
New Product Supplement, Issue:631, Page:004

SPECS: 631 stainless steel. Fits AR-15/M16 rifles chambered in .223/5.56mm with M4-type receiver extension for collapsible buttstock.

AR15 BUTTSTCK BUFFER SPRNG CARBNE LNGT
231-000-261WB
Carbine Buffer Spring
231000261Carbine Buffer Spring

Mfr Part: BS10A

$4.29

In Stock
Carbine Buffer Spring