Grindrocks 46mm/100A Skins + Shells Buckles that are mounted like

Buckles that are mounted like this are called SBM3 which stands for Standard Buckle Mount with a total of 3 bolts

The size of the frame does only vary in lenth

An Anti-Rocker setup is arguably the most popular form of blading

but with a redesigned inner race and two labyrinth seals to keep dirt out even better than before

rolling over curbs

Grindrocks 46mm/100A Skins + Shells Buckles that are mounted likeUndercover grindrocks grindwheels for better grind control on your grinds. The material is UHMW Diamond plastic, this is the fastest plastic available for grinding. The Rocks need bearings but you can use old onces since they do not touch the ground. Diameter: 46mm. There are 4 grindrocks in one set.