MPI is a firearms customization shop located in El Paso, TX. With 28 years of experience working in hi-tech and tight tolerance precise machining for the manufacturing industry, we are committed to become a strategic supplier for all firearms customization needed by our government agencies.

More Information about RMR optic cut for slides:

MPI has been the trusted supplier by many government agencies and clients to provide high quality and precise optic cuts for their slides.

With our on-site engineering, we ensure your optic fits perfectly onto your slide. We’ve worked with a variety of slides such as: Glock Smith and Wesson, Beretta, SIG Sauer, Canik among others.

Additional services include:

  • New dove tail
  • Cerakote
  • Custom design

Complete List of Services:

  • Authorized Distributor of Holosun Products
  • Custom Slide Cuts (RMR optic cut for slides)
  • Custom Optic Cut to mount optic directly to slide without plate
  • Suppressor sights
  • Cover Plates for Optic Cuts
  • Mag extensions (Brass, Aluminum, SS)
  • Muzzle breaks
  • Laser engravings

Visit our Shop for a list of prices and items we offer.

Why Precision MPI?

  • In House Engineering Department not just a machine shop
  • Over 200 years of combined team experience
  • Rush and 24 hour lead times available
  • High Tech and Precise Machining Tolerances
  • Certified Small Business Company