These are easy to use

Lithium-ion rechargeable battery

and road bikes when you want to securely carry some small items on the bike

Open face and Full face helmet attachment

Additional sensors (sold separately) allow upgrades to include

Wheels Manufacturing Open Bore Adapter - 6002 Dropship These are easy to useThe Wheels Manufacturing Open Bore Adapter, also known as a drift, is used to press cartridge bearings in to bottom bracket cups, hub shells, freehub bodies and suspension frame pivots. Each different adapter has a smaller diameter that inserts into the centre of a bearing and a larger diameter section that matches the outside diameter of the bearing. When used with a bearing press, the adapter presses against the races of the bearing properly to