Sure-Grip Roller Skate Slide and Grind Blocks Size:Medium - Pivot cup ejection holes

- Pivot cup ejection holes to make pivot cup changes easy

Light Blue 91A

Pack of 16

there are four prevalent bolts that look similar but have minor variations in threading and size

highly breathable and moisture wicking fabric on the inside of the elbow which does not retain heat so it keeps you dry and cool

Sure-Grip Roller Skate Slide and Grind Blocks Size:Medium - Pivot cup ejection holesSure Grip Slide and Grind Blocks exclusively for use on the Avenger and Avanti plates. Don't sleep on these, skaters! These unique blocks are made out of UHMW (Ultra High Molecular Weight Polyethylene) what's so great about this? This material has the highest impact strength of any thermoplastic AND has a low coefficient of friction (ie. it's slippery, and is self lubricating). Fitting: Small block fits plate sizes 4 5 Medium block fits plate sizes 6