The MDT LSS GEN3 Chassis was built to be modular, and that includes the back end. Whether you're switching from a compact truck gun to a long-range setup, or just want to try a different feel, you can swap buttstock interfaces in minutes. FeaturesModular by design- LSS GEN3 makes it easy to change your setupNo re-zeroing- Swap the back end without pulling your barreled actionBuilt to last- Machined aluminum with precision fitment