LBE Unlimited AR-15 Carbine H3 Buffer 5.3 oz

Reduce felt recoil and improve cycling reliability with the LBE Unlimited AR-15 Carbine H3 Buffer 5.3 oz. This heavier buffer slows bolt carrier velocity, helping tame over-gassed systems and deliver smoother, more controlled shooting.

The LBE Unlimited AR-15 Carbine H3 Buffer 5.3 oz is a carbine-length buffer designed for AR-15 platforms using carbine receiver extensions.

Heavier mass slows bolt carrier velocity for reduced felt recoil and less bolt bounce.

Increases dwell time, improving extraction reliability in over-gassed or suppressed setups.

Direct drop-in replacement for standard carbine buffers with no modifications required.

• Type: H3 Heavy Carbine Buffer
• Weight Class: H3
• Material: Aluminum
• Weight: 5.6 oz.
• Internal Weights: Three Tungsten
• Made in the U.S.A.

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

Constructed from Aluminum for strength and durability. Built to mil-spec dimensions for reliable fit and function in demanding environments.

Ideal for suppressed builds, short-barreled rifles, and over-gassed systems where additional buffer mass improves reliability and control.

LBE Unlimited is a leading manufacturer of U.S.-made gun parts and accessories for the AR-15 platform, providing the parts you need to complete your build.