The JE Machine Tech PS-BTMS2 AR-15/M4 .223 Mil-Spec Adjustable 8 Position Fluted Buffer Tube is a precision-machined receiver extension designed for shooters who want a reliable, smooth-running stock interface on their AR platform. Crafted from 6061-T6 aluminum with a Type 3 hard anodized finish, this fluted tube offers a durable, corrosion-resistant surface and a distinctive profile that enhances both function and appearance.

This buffer tube is mil-spec diameter and compatible with standard AR-15 and M4 carbines chambered in .223 Remington and 5.56 NATO. Eight adjustment positions allow fine-tuning of length of pull, while integrated drain holes help vent gas and moisture from the system. Ideal for range use, training, and general-purpose rifle builds, it provides a solid foundation for a wide variety of mil-spec stocks. JE Machine Tech’s attention to machining quality and fit has made this buffer tube a popular choice among builders looking for dependable performance.

Key Features:

• Manufacturer: JE Machine Tech
• Model: PS-BTMS2 Adjustable 8 Position Fluted Buffer Tube
• Caliber: .223 Remington / 5.56 NATO Compatible Platforms
• Condition: New
• Gun Type: Rifle
• Finish Color: Black Type 3 Hard Anodize
• Unique Features: 8 Position Adjustment, Fluted Exterior, Drain Holes
• Weight: 3.20 oz
• Length: 11.2000 inches
• Width: 3.7000 inches
• Height: 1.2000 inches