Tumbleweed Sunliner Flat Bar Mountain Touring Bike
Frame Specs
Sizes: Small – Medium – Large – Extra Large
Tubing: Heat-treated, size-specific Cromoly tubing. Oversized triple and quad butted main triangle with integrated gussets
Colors: Forest Green or Rhubarb (dark pink). Both with gold Tumbleweed graphics
Tire Clearance: Optimized for 29×2.6”, clearance for up to 29 x 3 (Tested with WTB Ranger tire on 40mm internal rim width)
Head Tube Diameter: 44mm I.D. for ZS44 upper, EC44 lower cups
Bottom Bracket: 73mm BSA threaded
Spacing: Boost 148mm x 12mm thru axle (included)
Seat Post Diameter: 31.6
Seat Collar Diameter: 35mm (included)
Dropper routing: External routing on the down tube with internally routed seat tube
Driveline: 1x drivetrain specific. Not designed to accommodate a front derailleur
Chainring Clearance – 38 tooth max
Brake Compatibility – 180mm or 160mm IS mount, front and rear with external cable routing
Cage/Bottle mounts – 2 bolt/H2O mounts on seat tube (all sizes), one 3 pack on top of down tube (small only 2 bolt/H20 ), one 3 pack mount under down tube (all sizes)
