BATTLEARMS AR15/M16 Takedown & Pivot Pin Detent Spring – AR15 Mil-Spec Replacement Part

Replace worn or lost detent springs in your AR15 or M16 rifle with this high-quality Mil-Spec spring from Battle Arms Development. Precision-engineered for reliability and durability, it’s perfect for custom builds, repairs, or routine maintenance. This spring ensures your takedown and pivot pins stay securely in place during use and disassembly.

Features

• Mil-Spec detent spring for AR15 and M16 platforms
• Compatible with both pivot and takedown pin detents
• Manufactured from high-tension spring steel
• Durable and reliable under repeated use
• Drop-in replacement for most AR lowers
• Made in the USA by Battle Arms Development

Specifications

• Manufacturer: Battle Arms Development
• Model: Takedown/Pivot Pin Detent Spring
• Material: Spring Steel
• Finish: Natural
• Compatibility: AR15 / M16
• Included: 1x Detent Spring
• SKU: BAD-TDPDS

Product Facts

• Essential AR-15 lower receiver part
• Ideal for lost spring replacement or new builds
• Works with most Mil-Spec AR15 lowers
• Made in the USA

Customer Reviews

⭐⭐⭐⭐⭐
"Excellent quality, dropped right in without issue. My go-to for small parts from now on."
– Matt R.

⭐⭐⭐⭐⭐
"Replaced a lost spring during disassembly—perfect fit and fast shipping."
– Brian T.

⭐⭐⭐⭐⭐
"Built two rifles and used these in both. Solid quality as expected from Battle Arms."
– Tyler M.

Why Buy From Us

• Premium components from top-tier manufacturers
• Trusted source for AR15 parts and accessories
• Fast, secure shipping with tracking
• Dedicated support and service
• Perfect for gunsmiths, DIY builders, or replacing lost parts