FSA K-Force Di2 Seatpost 31.6 x 400mm SB0 MTC MFPN=RF2921-GKSK-D2 }SRAM Red Rear Derailleur -

}SRAM Red Rear Derailleur - 10 Speed Short Cage Black/Silver

The Wolf Tooth chainring bolts are a different size

6mm Length 445mm Weight 731g Color Black Travel Drop 125Mm

Body Eyelet Bearing Damping RC2T Hydraulic Bottom Out Primary Color Black Default Settings 0Neg/3Sleeve Tokens Reb55/Comp34 Lockout 4 Shaft Eyelet Standard Damping Adjustments External rebound 2 position (open/firm) Hi & Low Speed compression Eye-To-Eye 230x60 Frame Compatibility Santa Cruz Bronson 4 Roubion 4 2022+ Spring Adjustments Air pressure Bottomless tokens Spring Type DebonAir+ Linear XL

FSA K-Force Di2 Seatpost 31.6 x 400mm SB0 MTC MFPN=RF2921-GKSK-D2 }SRAM Red Rear Derailleur -K Force Di2 SeatpostOne piece continuous carbon fiber construction Forged alloy Minimal Top Clamp (MTC) UD carbon finish Removable mounting hardware for FSA WE or Di2 battery