Masterpiece Arms (MPA)

MPA BA Competition Chassis

  • Sale
  • $1,499.00

The MPA BA Competition Chassis is the premium offering from Masterpiece Arms, packing on extra features ideal for tactical competition such as Precision Rifle Series (PRS).

Upgrades on the Competition Chassis include:

Rotating Barricade Stop (locks the rifle in place when shooting on a variety of barricade designed stages)
Additional Hole locations on the forend for locating the rotating barricade stop
Spigot Mount (attaches to the front of the forend to give additional mounting space for bipod)
Modified mag well/Ryan Castle Magwell cut (the magazine well is cut away on one side to allow side loading of a magazine into the chassis. Only on Remington Short Action and clones inlet).
Elimination of the Monopod system to reduce overall chassis weight
Bag Rider attachment for better rear bag recoil management

The BA Competition Chassis is compatible with the MPA range of accessories including the RAT base system.

Other Features

  • Machined from 6061 aluminum
  • V-Bedding system
  • MPA buttstock with adjustable cheek riser and length of pull (13.75-14.75″, can be reduced to 12.5″ upon request. Additional fee may apply)
  • EVG (Enhanced Vertical Grip)
  • Front night vision bridge
  • Lower Picatinny rail
  • Multiple QD sling swivel locations
  • User located side rails (option)
  • Rotating Barricade Stop 
  • Additional Hole locations on the forend 
  • Spigot Mount 
  • Modified mag well (Remington and clones only. Not Tikka)
  • Bag Rider
  • Durable Cerakote finish
  • Adjustable recoil pad for height and cant
  • Inclinometer leveling system
  • Machined thumb notch
  • Compatible with AICS mags
  • 5.2 lbs
  • Includes hard cover storage case
Available to suit:
  • Left and Right handed options
  • Remington 700 Short Action or Long Action
  • MANAEL Short Action or Long Action
  • Tikka T3 Short Action
  • Savage Short Action or Long Action
  • Howa Short Action
  • Stiller Ta 30, 300
  • Surgeon 1086 Long Action, 591 Short Action
  • Badger M2013
  • Bighorn TL2, TL3
  • Curtis Custom Axiom
  • Accuracy International AT
  • Defiance Deviant Short Action or Long Action
  • Defiance Rebel Short Action or Long Action
  • Defiance XM Medium Action
  • Kelby Atlas Tac Short Action or Long Action 

NOTE: The maximum barrel profile without modification to the barrel channel, is an M24 contour. Custom orders can be made for contours up to 1.250 straight profile.

Colour finishes:

  • Black
  • Tungsten
  • Sniper Green
  • Flat Dark Earth
  • NRA Blue
  • USMC Red


The MPA BA Competition Chassis listed in the drop down are ready to ship from our Adelaide workshop. If you want something different, please select "custom order" and let us know your rifle action model and calibre, barrel profile and colour. We will confirm it with you, then raise the order with MPA directly.

Please allow 6 months for custom orders.

We try to keep these on the shelf but they are very popular and often pre-sell before leaving the USA. By placing an order, if we have an incoming matching configuration we will automatically allocate it to you.



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