Jamis Size Specific Design Omniad M30 monocoque carbon fiber frame, Near Net molding process, 12×142 thru-axle with Jamis MTS (Modular Thru-axle System), SST tubing diameters, integrated seat post clamp, 1.5 – 1 1/8” head tube, EVO386 carbon BB shell, ACE internal cable routing compatible for both Di2 wires or traditional cables and internal dropper post, oversized asymmetrical chainstays with flat mount disc brakes and exposed carrier/fender mount eyelets, carbon drop outs, replaceable FD mount and RD hanger, clearance for 40c tires