Lezyne Femto USB-C Drive Headlight/Taillight Set - Black I.D. (mm)-36.5 The Active Skate Jr is

The Active Skate Jr is the perfect choice for young skiers interested in learning how to skate ski

Up to 14 hours of battery life

Available in seven Wolf Tooth anodized colors to match other Wolf Tooth components

barrel material alloy/composite max psi 73psi color black length 179mm weight 90g

This link explaining 148mm "Boost" spacing will help you decide if you need the M5 or M8

Lezyne Femto USB-C Drive Headlight/Taillight Set - Black I.D. (mm)-36.5 The Active Skate Jr is50 lumens USB C rechargeable front light, 2 solid and 4 flash modes, co molded body, includes silicone rubber mounting strap 15 lumens USB C rechargeable rear light, 2 solid and 4 flash modes, co molded body, includes silicone rubber mounting strap TECH SPECS model Femto USB C Drive Pair lumens F R 50 15 modes F R 6 6 rechargeable yes color black weight 23. 2 24g