MPA LE-BA Bolt Action Rifle


Masterpiece Arms builds World Class Rifles. We start with our industry leading Chassis System, utilize the Best Actions and Triggers produced, and our MPA/Spencer 416R Handlapped Barrels provide some the best shooting, most accurate rifles in existence. Designed, Built and Enhanced by Long Range Shooters and Hunters, our Rifles fulfill the needs of the most discerning shooters.



Please allow 8-12 weeks to complete this rifle build

SKU: MPA308BA-1 Category: Tags: , ,

MPA LE-BA Bolt Action Rifle

Masterpiece Arms builds ultra precision Bolt Action Rifles. These MPA Rifles have been used by local, state and Federal LE agencies across the USA for many years. The rifles are extremely accurate over a wide variety of precision and LE specific ammo, and provide the versatility needed by many operational variables.

The rifle can be provided in either 308 WIN or 6.5 Creedmoor chamberings in a variety of barrel lengths. It includes the MPA Elite Action, BA Competition Chassis, Monopod for Overwatch scenarios, 416R Handlapped Barrel with Zero Runout Chamber, MPA DN3 Muzzle Brake, Accurate Metal Magazine and provides a 1/2″ MOA Accuracy Guarantee.

For Department direct purchases, please contact for excise tax free pricing.



  • Wire EDM Bolt Lug Raceways
  • 3 Lug Head (2 Head on Impact)
  • 70 Degree Bolt Throw
  • Integral Top Rail and Integral Recoil Lug
  • Integral 20 MOA Scope Rail
  • Quick Release Firing Pin Assembly Removal System (Tool Less)
  • Adjustable Trigger Hanger
  • Spiral Fluting on all Bolts
  • All Bolts are Hand Lapped and Fitted to each individual action
  • Black Nitride Coated
  • Mechanical Ejector


  • Spencer/MPA Rifle Barrel
  • 416RQ Stainless Steel
  • Precision Gun Drilled, Reamed and Honed
  • Pull Button Rifled
  • Stress Relieved
  • Hand Lapped
  • Bore and Land Inspected on Video Borescope
  • Sheffield Air Gage Inspection to .0001″ on Bore and Rifle Land Variation
  • Chamber is indicated within .0001″ or less – to the bore of the rifle

Chassis System:

  • Masterpiece Arms BA Competition
  • Produced from 6061 Aluminum
  • V-Bedding System with Additional clearance for Glass Bedding Action and Straight Section of Barrel
  • MPA Buttstock with Adjustable Cheek Riser, Length of Pull
  • Monopod
  • Night Vision Bridge
  • V4 Spigot Mount (Pic Rail and Arca Swiss Rail)
  • Cerakote Finish – Multiple Colors Available
  • Built In Inclinometer leveling system
  • Enhanced Vertical Grip
  • Thumb Notch
  • R.A.T. System Compatible

Muzzle Brake:

  • MPA DN3 Muzzle Brake
  • Direct Thread Attachment, User index-able (5/8-24 TPI)


  • Trigger Tech Special Single Stage (1-3 lbs Pull Range)


  • 1/2″ MOA (3 shot group)

Rifle Case:

  • Plano Basic Rifle Case
  • Total Rifle Weight (12.5 lbs with 24″ M24 Barrel – Does Not Include Ammo, Bipod, Magazine or Optic)
  • Barrel: 416R Stainless Steel, Handlapped
  • Action: Curtis Axiom
  • Chamber: Zero Runout Chambering Method
  • Brake: MPA DN3 Muzzle Brake
  • Chassis Type: BA Competition
  • Chassis Material: 6061 Aluminum Billet
  • Chassis Coating: H Series Cerakote
  • Magazine: Accurate Mag AICS 10 Round (308)
  • Chassis Weight: 5.2 lbs
  • Rifle Overall Weight: 12.5 lbs
  • Barrel Profile (Standard) MPA Match (Many other Profiles Available)
  • Barrel Length: Varies
  • Trigger Type: Trigger Tech Special
  • Adjustable Length of Pull: 13.5-14.5″
  • Cheek Riser: Adjustable
  • Recoil Plate: Adjustable for Height and Cant