Phase 5 AR-15 Pistol Buffer Tube Assembly
Lowest Price
MSRP
$59.99
Savings
22% off
In Stock at
15 Stores
Updated
Jun 27, 2026
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AR15 pistol buffer tube complete assembly
Black finish
Works great w/the Sig Sauer pistol stabilizing brace
Specifications
Description
The Phase 5 AR-15 Pistol Buffer Tube Assembly features a billet aluminum buffer tube, foam pad constructed of ultra-durable nitrile rubber, plus Mil-Spec end plate and castle nut. Buffer tube is compatible with Mil-Spec carbine buffer and spring, and the lower slot is machined to accept all Mil-Spec end plates and sling mounting accessories. Outside diameter: 1.25" FeaturesPistol Buffer Tube (PBT)Castle NutEnd PlateFoam PadCarbine Buffer - Standard 3ozPhase 5 Enhanced Buffer Spring
