Black pair of poly jam plugs. Great for jam skating, practicing without big toestops, dancing and for rinks that require plugs.
5/8" Fits standard adjustable roller skates toe stops (almost all skates- except Roll Line plates and bolt in toestop recreational skates)
5/16" Fits bolt-on toe stops only (Impala, C7, almost any skate that has a screwdriver bolt through the toestop)
5/8" typical size
5/16 bolt-on size