I built a skate brake for my cruiser, for sale now, but was a fun build. : r/cruiserboarding
SKATEBOARD BRAKE PEDAL!? *Is This Useful?* - YouTube
Inline Skates Brake System Roller Skates Patines Stopper Pu Slam Brakes For Seba High Hv Hl Ps Universal Slalom Fsk Brake Block - Scooter Parts & Accessories - AliExpress
How to brake with inline skates - STOP SAFE! - YouTube