even some without removable factory insoles

Sizes: S - skates size from 34 to 37

The Road Hog brake can be used on most common speed frames in the market

high-stiffness

Sonic SQUARE Universal Extender 6mm Square Inline Axle Kit - Set of Axles Fancy Lad even some without removable factoryUPGRADE AXLE KIT FITS ROLLER HOCKEY SKATES WITH SQUARE FLUSH BOLTS ADJUSTABLEPartially thread for wider frames thread more for narrower frames STRONG1 4 (6. 35 mm) axles are built tough solid steel at contact points with frame FLIGHT TESTEDSpacers made with structural aircraft aluminum for high strength & durability CONTENTS 8 structural aircraft aluminum spacers 8 Extender Square axles COMPATIBILITYFits Bauer, Mission and Marsblade skates with square