For converting vertical dropout frames to single speed Mounting pivot has spacers to adjust chainline Extruded and machined aluminum pulleys Pulleys have side to side float to quiet slight variances in chainline Sealed bearings 2.25 mm thick pulleys fits most narrow multi-speed chains Pulley cage is wide enough for 1/8'' chains 20T range will allow use with multiple chainrings
UPC code : 857053001276 Manufacturer # : 200BLACK
SPECIFICATIONS
COLOR : Black FITS : 20T max GRAMS : 76 MODEL : Melvin NOTES : 19-27 mm Chainline RANGE : 20T SUB CATEGORY : Tensioners