Upgrade your SR-15 or SR-16 rifle with the Knights Armament Bolt Kit SR-15/16 E3.2 Dual Ejector, engineered for unmatched reliability and performance in demanding conditions. This premium bolt assembly from Knights Armament Company (KAC) addresses common ejection issues, especially when running suppressors on short-barreled carbines, delivering consistent operation that keeps you in the fight longer.
Key Features
- Dual Ejectors: Doubles the ejection force for cleaner, more reliable case expulsion, reducing malfunctions even under high backpressure from suppressors.
- Enlarged Bolt Face: Ensures positive chamber engagement and secure seating during cycling, minimizing extraction failures.
- Rounded Bolt Lugs: Designed to resist chipping and wear, extending the bolt’s service life in harsh environments.
- Chrome-Lined Construction: Provides superior corrosion resistance and smoother operation for prolonged durability.
- Complete Assembly: Includes all internal components like extractor, pins, and springs, ready for immediate installation.
Specifications
- Compatibility: Exclusively for SR-15 and SR-16 rifles with KAC E3 barrel extensions
- Weight: 1.5 oz
- Length: 3.5 inches
- Width: 0.9 inches
- Height: 0.4 inches
- Material: High-strength steel with chrome lining
Why Choose the KAC E3.2 Dual Ejector Bolt Kit?
In the world of tactical firearms, reliability isn’t optional—it’s essential. The E3.2 bolt builds on KAC’s legendary E3 design, solving pain points like inconsistent ejection and premature wear that plague standard AR-15 bolts. Whether you’re a professional operator or a dedicated enthusiast, this bolt kit enhances your rifle’s performance, ensuring flawless function during suppressed fire or extended range sessions. Its proprietary enhancements mean fewer stoppages, less maintenance, and greater confidence in your setup.
Don’t settle for ordinary when precision matters. Equip your SR-15 with the Knights Armament Bolt Kit SR-15/16 E3.2 Dual Ejector today and experience the difference elite engineering makes in every round fired.
Frequently Asked Questions
Q: Is this bolt kit compatible with standard AR-15 rifles?
A: No, it is designed specifically for Knights Armament SR-15 and SR-16 rifles equipped with E3 barrel extensions. Using it in non-compatible platforms may cause fitment issues.
Q: What makes the E3.2 bolt better than the original E3?
A: The E3.2 features dual ejectors for improved ejection reliability, particularly with suppressors, along with refined bolt lugs and face for enhanced durability over the single-ejector E3.
Q: Does the kit include the bolt carrier group?
A: This is a complete bolt assembly only, including the bolt, extractor, ejectors, and internal parts. The carrier is not included and must be sourced separately if needed.








