and GX-1400 cranksets

and 12-speed master links and chains (not compatible with Campagnolo 12-speed chains)

The Descendant direct mount stem may have been designed to attack the race clock

If you are the kind of rider that obsesses over tiny percentile efficiency losses/gains

Rohloff and above the bar hinged thumb-shifters

TLD Rockfight CE Chest Protector - XS/S - Black Ignore Wholesale Tier 2 Brand Rule and GX-1400 cranksetsThis isn't your typical chest protector. The Rockfight CE is a chest protector built to withstand whatever the elements throw at you. Taking TLD's RockFight base with built in EPP for low speed impacts and combining it with a removable, flexible D3O back insert for hard impacts they've exceeded safety standards while managing to retain a slim, breathable, lightweight profile. If you're going to pick a fight with a rock, make sure that you're dressed