Ultradyne UD Bolt Action Chassis Review
This review details the Ultradyne UD Chassis system, highlighting its modularity and compatibility with most bolt-action rifles. The chassis is constructed from 6061 aluminum and features extensive MLOK and ARCA interfaces for accessory mounting. It offers various configurations (UD3, UD5, UD7) based on MLOK slot count and is designed for free-floating the barrel to enhance accuracy. The system accepts standard AR-15 pistol grips and stock tubes, providing extensive customization options.











