Open Box/ Excellent condition. Machined from solid aluminum; direct-drive cam with pivot adjustment. Smooth, effortless action, courtesy of DW’s innovative Fulcrum Geometry linkage. Perforated solid-aluminum footboard with contoured heel plate. Interlocking Delta hinge; Tri-Pivot swivel toe clamp. Drive linkage and cam with Threaded Bearing Technology. Vertical Spring Adjustment lets you fine-tune your action. Tri-Pivot Toe Clamp is secure, yet easy on bass drum hoops. Control beater with adjustable weight/impact.