The fast paced versatile kinesis 4s disc frameset is ready every season key features tuned kinesium tubing delivering unrivalled comfort shimano flat mount disc and rim brake ready full internal cable routing and di2 compatibility integrated mudguard and rack mounts the kinesis 4s disc frameset includes fork headset seat clamp and flat mount to post mount adaptors to 160mm rotors specification 4s disc frameset includes fork headset seatclamp and post mount adapter 160m