Shimano GRX Limited GT-2 45
The GT-2 45 is available now as a complete bike built in Mosaic Batch Built geometry and finished with Shimano's GRX Limited groupset. Frames can be finished to order within the Mosaic Finishwork Program and the complete bike shipped to a Mosaic Dealer for assembly within 1-2 weeks of purchase.
Like every Mosaic, the GT-2 45 is built by our team of exceptionally skilled craftspeople here in Boulder, CO every step of the way, from design to frame building, welding, and finishing. The GT-2 45 is designed around a 45mm tire and a gravel groupset, making it ideally suited for gravel rambles way off the beaten path. Shimano's GRX Limited Groupset has a special edition finish that embraces the beauty of metal, perfectly complimenting the aesthetics of a Mosaic frame.
To order, please contact a Mosaic Dealer. Complete bikes are available now in very limited quantity.
A limited quantity of complete bikes available now.
Choose your finish and personalize your cockpit options.
Achieve the perfect position with a Thomson Elite seatpost in 0mm or 16mm offset, and a WTB Silverado saddle.
A limited quantity of complete bikes available now.
Frameset Features
Tubeset || T3A/2.5V Straight Gauge Titanium
Fork || Colombus Futura Cross +
Headset || Cane Creek 40
Brake Mount || Flat Mount Disc
Brake Routing || Internal
Axle Spacing || 12x100 Front // 12x142mm Rear
Bottom Bracket || Threaded English 68mm
Seatpost Diameter || 27.2mm
Front Derailleur Mount || Clamp On
Water Bottle Mounts || Three - Down tube, seat tube, under DT.
Tire Clearance || 45mm
Chainline || Gravel Chainline (Must use SRAM XPLR, Force Wide or Shimano GRX.
Finish Options || Mosaic Finishwork Program
Sizing || 48, 50, 52, 54, 55, 56, 58, 60,
Build Details
Groupset || Shimano GRX Limited 1x Mechanical
Crankset || Shimano GRX Limited 1x11 (170, 172.5)
Rear Derailleur || Shimano GRX Limited 42T Max
Brakes || Shimano GRX Limited Hydraulic Disc
Shifters || Shimano GRX Limited 1x11 Mechanical
Cassette || Shimano CS-M8000 11-42
Bottom Bracket || Shimano Ultegra 68mm
Stem || Thomson Elite
Seatpost || Thomson Elite
Handlebar || PRO Discover AL 12 Degree (42,44)
Wheelset || Shimano GRX WH-RX870 Carbon Wheelset
Tires || WTB Nano 40
Saddle || WTB Silverado
Price || $7900
Other Details
Shimano GRX Limited Groupset
Mosaic Finishwork | $1200
Mosaic Titanium Cockpit (Stem & Seatpost) | $800