Shimano GRX FD-RX400-F 2x10 Speed Braze-On Front Derailleur 46t Max Chainring MFPN=69266 DebonAir+ Linear and Progressive air

DebonAir+ Linear and Progressive air springs maximizes fine-tuning potential by allowing both the negative and positive air volume to be precisely adjusted

Bracket SH34 Internal Lock Size Metric 170x230mm Lock Type Key Primary Color Green Thickness In mm 12mm Internal Lock Size Imperial 6

Borrowing technology from Renthal's championship winning motocross handlebars they have designed and developed the Moto BMX racing handlebar to offer the ultimate combination of lightness strength and durability

Increased strategical placement of Grip-Pods matched to multi-facet Nano Knobs on shoulder and sides

Nano Cable inner wire with PTFE coating reduces friction and boosts braking performance

Shimano GRX FD-RX400-F 2x10 Speed Braze-On Front Derailleur 46t Max Chainring MFPN=69266 DebonAir+ Linear and Progressive airGRX FD RX400 Front DerailleurAn ergonomic power curve and link (toggle) construction help to provide a natural stroke feeling when shifting An additional 2. 5mm is added to the chainline to provide more room for wider tires Compatible only with ST RX400 ST RS405 SL 4700 ST 4720 and ST 4725 shift levers Compatible with up to 42mm tires Link (toggle) construction allows for more cable routing options Integrated cable tension adjustment 16t total