We have gushed over MasterPiece Arms (MPA) in the past, proclaiming that the rifle parts manufacturer’s products live up to their name. Their Bolt Action (BA) Chassis System, in particular, remains popular among the professionals. According to the ever-reliable Precision Rifle Blog, 27% of the top competitive shooters, an overwhelming majority, agreed.
To be more specific, they named the MPA BA Competition Chassis as their favorite chassis or stock of all. This system has been a fixture of the game since its introduction several years ago. However, a brand new and innovative MPA creation is giving it a run for its money: the Matrix Chassis. Here is some information on both kinds of chasses and the differences that distinguish them.