Revain recommends Bansbach Easylift FRT-G2-101 G3 Bansbach Rotary Damper/Standard, 16.5 x 5 x 7.8mm, 0.19" wide, 0.64" long, 1 inches extended to move the rack. T MATCH I was reckless enough not to notice the blackouts, but even then that doesn't tell you anything about tooth pitch and blackouts.Cheap but a waste of money.