ModelLine CapacityGrear RationBall Bearings SpoolBox Size型號纏線量速比軸承線頭彩盒尺寸GU10000.18/215 0.20/175 0.25/1105.1:19+1Aluminum13.5*13.5*8.4GU20000.18/240 0.20/195 0.25/1255.1:19+1Aluminum13.5*13.5*8.4GU30000.25/245 0.30/170 0.35/1255.1:19+1Aluminum14*13.5*8.4GU40000.30/195 0.35/145 0.40/1105.1:19+1Aluminum14*13.5*8.4