CIB Slide Block Test Adam Knop Rio Roller Official - YouTube
Discoblox Grind Blocks / Outlaw / White - Shop at Roll Skate Studio
Trying Grind Blocks on my Roller Skates for the First Time ! - YouTube
Small Grind Blocks
Disco Blox Grind Blocks for Roller Skates - Lucky Skates – Lucky Skates Pty Ltd
Amazon.com : RollerWave Slide Block for Roller Skates - Easy Mounting to Quad Roller Skates for Sliding & Grinding on Rails, Coping, Curbs and More. for Outdoor Skating (Small) : Sports & Outdoors