Parts and accessories

Masterpiece Arms (MPA) Data Card Holder (hybrid)

This new system is designed to be used on any MPA full size chassis, BA Lite, Hybrid or CSR to provide a quick and effective method of viewing the shooter’s DOPE for target distances while keeping his cheek welded to the cheek riser. The Data Card has a...

Masterpiece Arms (MPA) Enhanced Bag Rider

Our newest Enhanced Bag Rider design was designed for F-Class Shooters, and provides a rock solid rear support when using an appropriate dual ear (or “V”) rear bag, such as the Protektor Series Rabbit Ear Design. It also provides an enhanced level of...

MasterPiece Arms (MPA) ESR Rimfire Rifle

Rifle is 22LR RH 24" 12 twist Heavy polished barrel with ATS tuner - Black ESR chassisThe ESR Rimfire Rifle is a combination of our ESR Competition Chassis along with an MPA/Curtis Action chambered for rimfire applications.Available in a multitude of...

MasterPiece Arms (MPA) ESR Rimfire Rifle Red

Rifle is 22LR RH 24" 12 twist Heavy black barreled action with ATS tuner - Red ESR chassisThe ESR Rimfire Rifle is a combination of our ESR Competition Chassis along with an MPA/Curtis Action chambered for rimfire applications.Available in a multitude of...

MasterPiece Arms (MPA) ESR Rimfire Rifle-Tungsten

Rifle is 22LR RH 24" 12 twist Heavy black barreled action with ATS tuner - Tungsten ESR chassisThe ESR Rimfire Rifle is a combination of our ESR Competition Chassis along with an MPA/Curtis Action chambered for rimfire applications.Available in a...

Masterpiece Arms (MPA) EVG Left hand insert

MPA EVG Left Handed InsertThis insert is designed to be used with a standard Right Handed EVG (Enhanced Vertical Grip) for shooters who want the Thumb Notch and Trigger Finger support on the left side of the grip surface.This 3D printed component will ...

Masterpiece Arms (MPA) Feed Lip Adjustment Tool

This tool comes in handy when adjustments are needed to the feed lips of your metal AR15, AR15 or Bolt Action Box Magazines to improve feeding.If your feed lips get tweaked, if you drop your magazine or simply have feeding issues due to feed angle of...

Masterpiece Arms (MPA) Low profile cheek riser kit

Kit A = Cheek Riser Plate Assy (plate, screws)Kit B = Cheek Riser Plate Assy for Chassis with Thumb Wheels (Competition, Matrix and ESR)Kit C = Cheek Riser Plate Assy for Chassis without Thumb Wheels (Hybrids and Ultra Lite)

Masterpiece Arms (MPA) Magazine block (Comp Chassis)

Mag Block InsertThis insert is designed to fit into the mag catch slot in Short Action MPA BA, BA Comp & Hybrid Chassis. This part was originally designed to work with Curtis Custom Vector Actions, for customers who wanted to run AICS magazines (on an AW...