Optimize your bike repairs with the hammer Park Tool HMR-4, the ideal tool for cycling enthusiasts.
Repair assistance
Removal and installation of the bottom bracket: Threading
Removal and installation of the crank and bottom bracket: Campagnolo® Ultra-Torque®
Removal and installation of a plunge stem
Freewheel
Installation of the star nut and the expansion plug
Bottom bracket maintenance: Power Torque™
Bottom bracket service: one-piece crank
Removal and installation of the crank: self-extracting
| Brand | Park Tool |
| Supplier reference | HMR-4-NOIR/BLEU |
| Color | black / blue |
| Color | Black |
| Gender | Mixed |
| Age group | Adult |