Precision Defense 17-7 Steel AR-15 Carbine - Buffer Spring

Build with confidence using the Precision Defense 17-7 Steel AR-15 Carbine Buffer Spring. Whether you are assembling a new AR-15, replacing a worn spring, or stocking a spare, this carbine buffer spring delivers the consistent tension your rifle needs for reliable cycling.

The Precision Defense Carbine Buffer Spring is a carbine-length action spring designed for AR-15 platforms using carbine receiver extensions.

17-7 precipitation-hardened steel maintains spring tension through thousands of rounds, outlasting standard music wire springs. A direct replacement for factory carbine springs with no modifications or fitting required. Keeping a spare buffer spring on hand ensures your rifle stays running when maintenance is needed.

• Type: Carbine-Length Buffer Spring
• Material: 17-7 Stainless Steel
• Compatible Platform: AR-15
• For Use With: Carbine-length receiver extensions
• Made in the U.S.A.

Compatible with AR-15 platforms using Mil-Spec or commercial carbine-length receiver extensions. Pairs with any standard carbine buffer.

Crafted from 17-7 precipitation-hardened steel for superior fatigue resistance and long-term spring tension retention. Made in America to ensure consistent quality.

A reliable choice for new AR-15 carbine builds, worn spring replacements, and range bags where having a spare action spring on hand prevents downtime.

Precision Defense delivers quality AR-15 components built for reliable performance, offering shooters dependable parts for builds and upgrades.