MasterPiece Arms
Manufacturer of precision bolt action chassis and rifles, MAC-style pistols, accessories and more.
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MasterPiece Arms ( MPA ) Cheek Riser Locator Collars
$26.99 Read moreAttach these shaft collar to your guide rods on any MPA Chassis cheek riser assy to provide a quick, easy and consistent method of relocating your cheek riser to your predetermined position. These work with chassis with and without a thumb wheel system.
For those with a thumb wheel design, simply remove the thumb wheel from the cheek riser assy, install these shaft collars, set the appropriate height position and your repeatibility to that position will be the same everytime you remove your cheek riser and re-install it.
Takes about 5 minutes to install. Price includes shipping.
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Sale!
Gray Ops CNC MasterPiece Arms MPA Side Rail Inserts For MPA BA COMP Chassis- Aluminum – Black
Original price was: $84.99.$67.99Current price is: $67.99. Add to cartPURPOSE:
- Ergonomic gripping locations
- Light weight (1.6 oz each insert)
- Multiple Flush Cup locations for accessories such as the “Sikes Clutch”
FEATURES:
- Machined from 6061 Aluminum
- Black Anodize Hard Coat finish
- Includes (2) two inserts
- Each insert has 6 built in flush cup locations (12 total per pair) for each sling and accessory attachment
- Lightweight at 1.6 ounces per insert
- Hardware to attach to side rails included
NOTES:
- MPA Side rails purchased separately via MPA website
- Inserts only compatible with Side Rails from MPA
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MasterPiece Arms ( MPA ) Tall Cheek Riser Pins
$34.99 Read moreThese tall cheek riser pins work with any of the buttstocks on our BA Chassis. These are exactly 1″ taller than the standard pins.
Included will be an MPA Cheek Riser pad that may be needed when installing these pins.
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Sale!
Gray Ops Turret Guards – MPA BA Scope Mount (New Style Only)
Original price was: $109.99.$82.49Current price is: $82.49. Add to cart***Only Compatible with new style MPA BA Scope mount with side tapped holes***
PURPOSE
- Added protection for your scope turrets
- Prevents “rolling a turret” during barricade shooting causing accidental misses and dropped points
- Requested and designed by top level PRS shooters
FEATURES
- Machined from 6061 Aluminum and Hard Black Anodized
- Includes (1) Tall elevation and (1) Short Right hand windage turret guard
- Includes mounting screw hardware
- Multiple mounting points to get the desired distance from each turret
- Lightweight, Low-profile, but also strong enough to “load” into
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MasterPiece Arms ( MPA ) Bag Rider with Flush Cup
$29.00 Add to cartThis bag rider design, with the included flush cup, was an idea from Dave Preston, winner of the 2015 PRS Series. The bag rider attaches to your MPA BA Chassis, Comp Chassis or BA Lite Chassis that has a threaded three hole pattern in the bottom of the buttstock body. Its general purpose is to allow a consistent management of recoil when using a rear bag.
The purpose the flush cup, as conceived by Dave, is used when shooting certain positional stances when a sling is used to provide support for the rifle. Have the rear connection point on the bottom of the rifle pulls the rifle downward, as compared to side positioned flush cups which can trend the rifle laterally.
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MasterPiece Arms ( MPA ) Magwell Plate: Hook -for Matrix Pro
$83.99 Add to cartThis magwell plate system is for the BA Comp, ESR, Hybrid and Matrix short action chassis. These plates are designed to protect the magazine and provide the benefit of giving the shooter additional stability when shooting positional stages by digging into the positional bag.
The plates can be purchased individually or a complete kit. See the drop down menu for options.
Machined from Solid 6061 aluminum, black anodized, ready to install.
These magwell plates are designed only for the BA Comp, ESR, Hybrid and Matrix Chassis short action chassis. (Not the Matrix Pro or Hybrid CZ).
These plates may require the purchase of the Magwell Plate System Upgrade to be used on your existing chassis.
If your chassis does not have the 4 drilled and tapped holes around the front action screw hole, you will need to update your chassis.
Here is a link to this product upgrade.
If your chassis does currently have the 4 hole pattern, these are ready to be installed with no modifications.
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MasterPiece Arms Side Rails – For Matrix / ESR Chassis – Black
$179.99 Add to cartCompetition Side Rails, designed for the Matrix or ESR Chassis, provide enhanced stability when shooting “positional” in PRS or NRL Style competitions.
Adds approximately 75% more width to the bottom of the fore-end, making the rifle more stable when shooting off positional bags. The radius section on the bottom of the rails provides a more comfortable grip of the fore-end when moving and changing positions.
The side rails are compatible with MPA weight tuning system and the Gray Ops CNC Side Rail Weights made specifically for the ESR/Matrix Comp Side Rails, available for purchase separately.
System includes:
- Left and right side rail
- 8 “M-lok Nuts”
- 8 fasteners for attaching the rails to the nuts
- 8 fasteners for attaching to the MPA Internal Weight System.
Compatible only with the Matrix & ESR chassis
Cerakoted black. Other cerakote options, available for an upcharge, include: FDE, Mil Spec OD Green, Gunmetal, Tungsten, Midnight Bronze, NRA Blue, and USMC Red. Please contact MPA if you want a custom color not listed, including Gun Candy.
See below for compatibility with various arca clamp products:
- MPA RAT Clamp & RAT Accessories – Compatible
- Area 419 Knob type Arcalock Clamp – Compatible
- GrayOps Mini Plate Pro – Compatible
- GrayOps Mag Cut Mini Plate – Not Compatible
- GrayOps Amp Elite Multi Plate – Compatible
- GrayOps Arca Rail Clamp – Throw Lever Style – Compatible
- Area 419 Harris Bipod Arca Clamp Kit – Compatible
- Really Right Stuff BTC-Pro Clamp – Not Compatible
- Really Right Stuff EVO-CA Throw Lever Clamp – Compatible
- Really Right Stuff SC-LR Throw Lever Clamp – Compatible
- Really Right Stuff HC-Pro Clamp for Harris Bipod – Not Compatible
- Cyke Pod Bipods – Compatible
- Cruxord Arca Clamp Tripods – Compatible
- Leofoto Acra Throw Lever Clamp Tripods – Compatible
- RRS Arca Throw Lever Clamp Tripods – Compatible
To summarize, most, if not all, throw lever clamps will work with our Comp Side Rails. Most Knob/Thumb Wheel Type Clamps will not function properly.
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MasterPiece Arms BA Comp Chassis – MPA Tikka Inlet – Short Action AICS Mag – BLACK – RH
$1,439.00 Add to cart- This chassis will fit Tikka Actions Only
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MasterPiece Arms ( MPA ) RAT Magnetospeed Adaptor for BA COMP / Matrix ESR with Muzzle Brake
$129.99 Add to cartThis magwell plate system is for the BA Comp, ESR, Hybrid and Matrix short action chassis. These plates are designed to protect the magazine and provide the benefit of giving the shooter additional stability when shooting positional stages by digging into the positional bag.
The plates can be purchased individually or a complete kit. See the drop down menu for options.
Machined from Solid 6061 aluminum, black anodized, ready to install.
These magwell plates are designed only for the BA Comp, ESR, Hybrid and Matrix Chassis short action chassis. (Not the Matrix Pro or Hybrid CZ).
These plates may require the purchase of the Magwell Plate System Upgrade to be used on your existing chassis.
If your chassis does not have the 4 drilled and tapped holes around the front action screw hole, you will need to update your chassis.
Here is a link to this product upgrade.
If your chassis does currently have the 4 hole pattern, these are ready to be installed with no modifications.
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MasterPiece Arms MPA BA CZ-455/457 Chassis – Cerakote Black
$1,299.00 Read moreNOTE CHASSIS PICTURED IS GREEN – THE ITEM IN STOCK IS BLACK
The CZ455 chassis is our Hybrid model chassis, inletted for the CZ455 or CZ457 action (choose your action).
The length of pull and cheek position are adjustable via set screws that are embedded into the buttstock body. This provides a very strong lockup of the cheek riser plate and recoil plate assembly.
To see the full Hybrid chassis description, please click HERE
Standard Features
- Machined from 6061 Aluminum
- Ambidextrous design
- V-Bedding System
- MPA Buttstock with adjustable cheek riser and length of pull ( LOP adjustable from 13.5-14.75″. Youth Models Available with LOP as short as 11.6″)
- EVG Pistol Grip
- V4 Spigot Mount
- Ultra Bag Rider
- Multiple QD sling attachment locations
- Durable ceramic finish in a variety of colors
- Unique pocketing system reduces weight and increases structural integrity of the chassis
- Recoil Pad is adjustable for height and cant
- Built in Inclinometer level system
- Machined thumb notch
The chassis is machined on our CNC Horizontal Machining Centers to exacting tolerances from 6061 aluminum.
Weight is 4 lbs
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MasterPiece Arms MPA BA Hybrid Chassis – Black Cerakote, Rem 700 SA, RH
$1,299.00 Read more- This chassis will fit Remington 700, Defiance Deviant, Bighorn TL3, Surgeon 591, Curtis Custom, and Impact Precision Short Actions.
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MasterPiece Arms BA Ultra Lite Chassis – MPA
$1,150.00 – $1,198.00 Select options This product has multiple variants. The options may be chosen on the product page- This chassis will fit Remington 700, Defiance Deviant, Bighorn TL3, Surgeon 591, Curtis Custom, and Impact Precision Short Actions.
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MasterPiece Arms ( MPA ) Spigot Mount
$39.99 Read moreThis Spigot Mount is designed to be used with the MPA BA Lite Chassis, Hybrid Chassis, ESR and our newer BA Chassis and Comp Chassis.
The design includes a picatinny rail on one side and a RAT adapter plate on the other.
This can be retrofitted to any MPA chassis with the oval spigot mount cut on the front of the chassis.
This part is machined from Aluminum. This part weights 2 oz.
