Tektro RL720 cross-top brake levers (AKA top-mount or interrupter levers).
Tektro RL720 Cyclo Cross Top Mount Bicycle Brake Levers 24mm | Silver
Tektro RL721 Cyclo Cross Top Mount Brake Levers 31.8mm - Black
Tektro RL721 Cyclo Cross Top Mount Brake Levers Pair 31.8mm - Black #2-26
Tektro RL720 CX Levers 24mm Pair Black
Cross top mount brake levers 26.0mm -CX cyclocross fixed gear 25.4mm interrupter
Cross Top Brake Levers for Drop Road Handlebars
