Description: Universal-type fully adjustable pickup arm. Stylus force range: 0.25–5gm, adjustable w/out external force gauge; will counterbalance pickups weighing from2–20 grams. Height range (motor board to top of arm base): 3.25–2.375″. Nominal arm length: 9″. Stylus-to-pivot-center distance: 8.43″ adjustable ±0.5″. Depth below top of motor board: 2.75″. Rear overhang (max): 3.25″. Pivot friction: 0.02 gram, measured at stylus. Head: Four-circuit plug-in, with screw collar.