U-Build AR15 45 ACP 7.5" Complete Pistol Kit 45ACP
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U-Build Kit: BarDef Complete 7.5" 45acp Pistol Kit is being offered at a low-low price! The BarDef 7.5" pistol upper features a stout bolt carrier group & 7.5 inch barrel both with phosphate finish. The A3 upper receiver will attach to any standard AR-15 lower receiver and comes complete with charging handle, forward assist & ejection port cover. The 7.5" barrel provides incredible accuracy with a full range of ammo & cycles with no issues. The barrel is tipped with an A2 flash hider. This upper is a great platform for a red dot or flip-up sights (sold separately). This product comes with the Barrier Defense lifetime warranty.

This kit also includes a pistol buffer tube assembly. The buffer tube is machined from 6061-T6 aluminum. It includes heavy duty buffer, and spring. The super durrable components is comfortable and cool looking and tough to withstand years of use and abuse. The kit comes ready for you to assemble so you can brag that U-Built-It.
This Parts kit includes everything needed to build a complete upper and lower, except a stripped lower receiver. All parts are made to standard military specifications or better.
****Know your states laws when purchasing this item.
  • (1) 7.5" Barrel/No Gas System Needed/Parkerized/Non-Chrome Lined(more accurate)
  • (1) Proprietary Bolt Carrier Group 
  • (1) Ultra Slim KeyMod Free Float Hand Guard w/Detachable Rails/7" 
  • (0) Gas Block N/A 
  • (0) Gas Tube N/A
  • (1) Standard Receiver End Plate
  • (1) Mil-Spec/Commercial Castle Nut/Steel
  • (1) Mil-Spec Buffer Tube/Alum.
  • (1) Heavy Buffer
  • (1) Buffer Tube Spring
  • (1) Mil-Spec Charging Handle Alum.
  • (1) Dust Cover
  • (1) Forward Assist
  • (1) Bird Cage A2 Muzzle Brake
  • (0) N/A
  • (1) Upper Receiver with Feed Ramps 
  • (1) Complete Lower Parts Kit Included w/Trigger & Hammer


Complete Lower Parts Kit Includes

  • Bolt Catch
  • Bolt Catch Plunger
  • Bolt Catch Roll Pin
  • Bolt Catch Spring
  • Buffer Retainer
  • Buffer Retainer Spring
  • Disconnector
  • Disconnector Spring
  • Hammer
  • Hammer Pin
  • Hammer Spring
  • Magazine Catch
  • Magazine Catch Button
  • Magazine Catch Spring
  • A2 Pistol Grip
  • Pistol Grip Lock Washer
  • Pistol Grip Screw
  • Pivot Pin
  • Pivot Pin Detent
  • Pivot Pin Detent Spring
  • Safety Selector
  • Safety Selector Detent
  • Safety Selector Detent Spring
  • Takedown Pin
  • Takedown Pin Detent
  • Takedown Pin Detent Spring
  • Trigger
  • Trigger Guard
  • Trigger Guard Roll Pin
  • Trigger Pin
  • Trigger Spring

 

  • Item #: BD-4575-Kit

U-Build AR15 45 ACP 7.5" Complete Pistol Kit 45ACP

Price: $529.00
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Availability: In-Stock
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