The K2 Mainframe is K2's return to the road bike market in a big way. The entry level Mainframe Womens Specific bike features a butted light weight X6 Aluminum Frame with carbon fork, full SRAM Rival drivetrain and Tektro Lyra Disc brakes, this is a step up component set to ensure your rides, from commutes to group outings, are speedy and fun.




 700C Road X6 Aluminum Butted Hydro Formed Tubing, Tapered Headtube, Replaceable Hanger

700C Carbon  Bladed w/ Alloy Tapered Steerer Tube

Sram Rival 22 Speed

 Tektro Lyra Mechanical Disc

  Sram Rival 34/50T

 Sram Rival 22, Sram Rival 11 Speed, Short Cage

 Deep Charcoal



Frame  700C Road X6 Butted Aluminum Hydro Formed Tubing, Tapered Headtube, PF-30,

Replaceable Hanger, Disc Post Mount

Color  Midnight Black

Fork  700C Carbon  Bladed w/ Alloy Tapered Steerer Tube

Rear Shock  N/A


Front Derailluer  Sram Rival 22

Rear Derailluer  Sram Rival 11 Speed, Short Cage

Cassette  Sram PG 1150 11-28

Chain  KMC X11

Crankset  Sram Rival 34/50T


Headset  FSA Integrated 1.5" Tapered

Stem  Aluminum Four Bolt Clamp, 31.8mm Bar Bore

Handlebar  Alluminum Compact Bend, 31.8mm Bar Bore

Grips  Padded Cork Tape

Shifter  Sram Rival 22 Speed

Front Brake  Tektro Lyra Mechanical Disc

Rear Brake Tektro Lyra Mechanical Disc

Brake Lever  Sram Rival 22

Seatpost  Alloy Micro Adjust

Saddle  San  Marco Ponza Start


Front Hub  Alloy QR

Rear Hub  Alloy Cassette QR

Spokes  Stainless 14G

Rims  Alex DX Sport Double Wall 32H

Tires  Vittoria Zaffiro 700CX23C'


s = Seat tube

tt = Top tube

ht = Head tube

ha = Head tube angle

sa = Seat angle

rc = Chain tube

Untitled Document
Model Size Effective Top Tube Seat Tube (C-T) Head Tube Chain Stay BB Drop Wheel Base Seat Angle Head Angle Fork Length Offset
2.0 XSM 515 450 116 410 68 959.1 74° 72.5° 370 45
  SML 535 480 138 410 68 969.9 73.5° 73° 370 45
  MED 550 510 165 410 68 990.5 73.5° 73° 370 45
  LRG 565 540 180 410 68 1005.3 73.5° 73° 370 45
  XLG 580 570 195 410 68 1022.1 73.5° 73° 370 45

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