The Bolinas Ridge ST 1 is the finest value model in the ST family, providing plenty of bang for the buck. The components include powerful Tektro mechanical disc brakes, an SR/Suntour suspension fork, and dependable off-road tires. This innovative step-thru frame is only available with 27.5 wheels in the XS – M frame size to keep it as ergonomically accessible as feasible.
Specifications
SPEC AND PRICE BEING SUBJECT TO CHANGE WITHOUT NOTIFICATION
Derailleur Front
Shimano FD-TX600
Frame
Series 1 6061 Aluminum, 27.5”/29″ Wheels, Low Standover, 68mm BB shell, 135mm Forged Dropouts, Chainstay Mounted Disc Brakes
Front Suspension
SR Suntour XCE Disc, 100mm Travel, Preload Adjustment, 46mm Offset
Rim
Marin, Double Wall Alloy
Hub Rear
Forged Alloy, Disc, 32H
Hub Front
Forged Alloy, Disc, 32H
Spokes
Black Stainless Steel
Tires
MTB, 27.5/29×2.25″
Derailleur Rear
Shimano Tourney, 7-Speed
Shift Lever
Shimano Tourney 2×7-Speed
Crankset
Alloy Crank, Steel Chainrings, 36/22T
Bottom Bracket
Sealed Cartridge Bearings, Square Taper
Chain
KMC Z8
Cassette
Shimano, CSHG200, 7-Speed, 11-32T
Brakes Front
Tektro MDM280 Mechanical Disc, 160mm Rotor
Brakes Rear
Tektro MDM280 Mechanical Disc, 160mm Rotor
Brake Levers
Shimano w/ Integrated Shifters
Handlebar
Marin 31.8 Riser, 12mm Rise, 780mm Width
Stem
Marin Alloy, 31.8mm, 45mm
Grips
Marin MTB, Closed End
Headset
FSA No.10-P
Seatpost
Marin Alloy, 27.2mm
Saddle
Marin MTB
Pedals
Nylon Platform
