Models PLG24, PLG42K, PLG42S, PLG52, and PLG63 are available with brush and brushless DC motors, come in diameters from 24–63 mm, and offer output torque to 74 lb ft. Reduction ratios range from 4:1 to 710:1, with >10 standard ratios available in each size, and typical construction includes gears and ball bearings made of steel or engineered polymer. OEMs can specify custom output-shaft features, lubrication, and reinforced output-shaft assemblies to suit application requirements.