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SPECS: ht series
Frame material: 4130 steel,
853/525 mix, or 3.25 Ti
Head tube length: 4" (100mm)
Headset size: 1 1/8"
Head Angle: 70º (with 4" (100mm) fork)
Seat tube length: 14.5" (368.3mm) center to center, 16.0" (406.4 mm) center to
top
Seat post clamp size: 1 ¼" (32.0mm)
Seat post size: 27.0mm
Seat tube angle: 73º
Chainstays: 16 ¼" (412.75mm)
Seatstays: 18" (457.2mm)
Chainstay dia.: 5/8" (15.875mm)
tapers to 1" oval at BB shell
Seatstay dia.: 5/8" (15.875mm)
BB shell: 68mm
BB height: 11.75" (with a 4" (100mm) fork)
Actual top tube: 21.75" (552.45, measured along the top tube)
Effective top tube: 22.70" (576.58mm, measured level with the ground)
Front center: 26.5" (673.1mm, center of BB to front axle)
Wheelbase: 42 ¾" (1085.85mm)
(measured with '00 Marzocchi Z-1 4" fork, 1.75" offset)
Options & Standards
Headtube gussets: Top tube and down tube gussets are standard.
Optional Inserts: Pressed and welded external head tube reinforcing inserts are
optional for more strength, available by request. And for an extra $50.
Standard Brake Options: Intl standard disc mount:
51mm (welded to the seatstay). This is the stock option.
Optional Hayes disc mount :
22mm Hayes only style mount that is welded to the chainstay.
Sleeved seat tube: The hard way to get a butted seat tube.
Welded seat tube insert at the top 3” of the seat tube. This gives greater
strength and the seat tube is less likely to split from frequent seat height
adjustment.
Max rear tire size: 26 x 2.5
Suggested size 26 x 2.25
ISCG mounts: Uses any ISCG chainguide.
Breezer dropouts : Steel cast breeze-in dropouts.
Smooth, clean look that helps strengthen the rear triangle.
options: Surly horizontal w/or w/out derailleur hanger, $20
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