Colonel Lou's Guns
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  • Home
  • General Service
  • Armorer Services
  • AR Platforms
  • Sights/ Triggers
  • Metal Refinishing
  • Stocks and Woodwork
  • Social Media
  • Terms and Conditions

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AR Platform Rifles/ Pistols

We pride ourselves in the building of your custom AR platform rifle. This can be with your parts or by consulting us to determine the best options, equipment and manufacturers for your build. Come by today and we can discuss your next build. Common services are listed below.

Trigger Replacement

$75

Replacement of trigger for AR rifle or pistol to include binary trigger systems. Additional cost for the parts and any major fitting. Includes Test Fire of firearm

Replace Screw-On Muzzle Break

$75

Replace and index a screw on style muzzle break.  Additional costs for removal and or install of a pinned or welded break.

Pin and Weld Muzzle Break

$75

Drill Pin and Weld a muzzle device, finish and blue welds and pin.

Replace AR Gas Block

$56.25

Remove and replace gas block to include adjustable gas blocks. Additional cost for A2 style gas blocks.

Replace AR Barrel

$120

Remove and replace barrel. Includes removal and replacement of handguard, sight assembly, muzzle break and gas block. Additional cost for A2 style gas block removal and parts requiring replacement i.e. crush washer.  

Install Rail System

$112.50

Install new rail system onto firearm. Includes labor to change the gas block and barrel nut. Additional cost for parts and removal of A2 style gas blocks.

Install Rail and Remove A2 Front Ramp Sight

$150

Remove factory installed A2 front sight/ gas block and install low profile system.

Complete Lower Build

$90

Includes installation of fire control group, all detents and springs, lower controls and buffer assembly. 

Complete Upper Build

$120

Includes installation of dust cover, forward assist, barrel and barrel nut, handguard/ rail system, gas block and tube, verifying headspace and assembly of bolt carrier group. Mounting of optics included but boresighting is an additional cost.  

Special order parts and items need to be paid in full prior to order. A 25% restocking fee will be charged for returned parts and items. Written estimates are valid for 30 days. Firearms in for repair are considered surrendered unless paid in full and picked up 60 days from notification of completion.

Photo Gallery

Cerakote AR15 pretty sexy gun
AR pistol
AR bolt action sniper rifle bench rest gun
AR 10 optics scope
AR 15 small handguard buttstock
  • General Service
  • Armorer Services
  • AR Platforms
  • Sights/ Triggers
  • Metal Refinishing
  • Stocks and Woodwork
  • Terms and Conditions

Colonel Lou's GunsMITHING

3350 Wedgewood Ave STE 3 El Paso, Texas 79925

(915) 262-0101

Copyright © 2025 Colonel Lou's Guns LLC - All Rights Reserved.

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Due to the volume of work at the shop we will be closed to customers on Tuesdays starting 1 JUL 25.  We will still be open to customers 10-6 Mondays, Wednesdays, Thursdays and Fridays.