SPROCKET SPROCKET COMPATIBLE WITH MODEL: 112 113 114 116 116 116SI 117 119 120 120 120SI 120SUPER BELL INDEX: 75.5mm BORE INDEX: 18 mm TOTAL HEIGHT: 24.5mm 3/8" 7 TEETH SELF ALIGNING RING 68210 ROLLER CAGE 16204 DOLMAR CODE: 27189X ORIGINAL CODE: AT