The Enhanced Sniper Rifle or ESR Chassis by MasterPiece Arms was designed as a submission for a resent military program, and is essentially an upgraded version of the well-renowned BA Chassis System. It comes packed with accuracy enhancing features including an ergonomic Enhanced Vertical Grip, a height and cant adjustable recoil pad, an adjustable cheek riser, and an Ultra Bag Rider to name a few. Other features include an adjustable length of pull between 13.5” and 14.75”, but more length can be added (or removed) with the use of thicker or thinner recoil pads. The ESR also comes with a night vison bridge with a picatinny rail. In addition, the ESR utilizes a special V-Bedding system which is configured to allow the user to glass bed the action if desired. Features of the MPA ESR Chassis: Enhanced Vertical Grip Adjustable for height, cant, cheek height, and length of pull Night vision bridge V-Bedding system Masterpiece Arms Remington SA LH USMC Red BA Enhanced Sniper Rifle Chassis ESRCHASSISREMSA-RED-LH-21