Roller Derby have updated their Retro Quad skate range with the excellent Viper M-4 Speed Quad Skate. A new RETRO style low cut skate which is ideal for beginner & intermediate skaters of all ages and with the new Viper Speed RTX Frame with Action Control System, you can ensure you experience the maximum control for this new skate.
- Boot: Deluxe Speed Profile Boot with new Comfort Padding and Reinforced Support
- Closure: Full Lace System with Velcro Power Strap
- Frame: RTX Pro Series
- Wheel: 58mm x 40mm Speed Formula
- Bearings: Abec 5