
ENVE Twin Bolt Seatpost - 25mm Offset UD Carbon, 25.4mm
25.4mm
Replacement option · verify fit
Velopedia Bicycle Archive
Original specifications: N/A drivetrain · 20" wheels · legacy reference geometry.
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At a glance
| Frame Construction | Pulse-welded |
|---|---|
| Frame Material | Chromoly/hi-tensile steel |
| Fork | Torker |
| Fork Material | Chromoly, unicrown crown |
| Crankset | Torker, 44 teeth |
|---|---|
| Bottom Bracket | One piece |
| BB Shell Width | American |
| Rear Cogs | 1-speed, 16 teeth |
| Chain | KMC, 1/2 x 1/8" |
| Pedals | Platform |
| Brakes | Tektro U-brake rear brakes, alloy rear levers |
|---|
| Headset | 1 1/8" threadless YST steel |
|---|---|
| Handlebar | Chromoly |
| Stem | Torker threadless |
| Saddle | Torker |
| Seatpost | Chromoly layback micro-adjust, 25.4mm diameter |
| Hubs | Alloy |
|---|---|
| Rims | Alloy, 48-hole |
| Spokes | Stainless steel, 2.0mm straight gauge |
| Spoke Nipples | Brass nipples |
| Front Tire | 20 x 1.85" Maxxis Maxx Daddy |
| Wheel Size | 20" wheels |
Model-level measurements; the frame size was not recorded. Use these as a historical reference, not for size-specific fit.
Reference frame view
Select an available measurement to locate it on the frame.
| Measurement | Legacy reference |
|---|---|
| Top tube | 530 mm |
| Head-tube angle | 73° |
| Seat-tube angle | 71° |
| Chainstay / rear center | 380 mm |
| Wheelbase | 930 mm |
The preserved source contains one model-level geometry set without an identified frame size.
Parts & serviceability

25.4mm
Replacement option · verify fit
Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.
This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Archived: 1999 Torker Plague · Freestyle/jumping
Archived: Frame: Pulse-welded · Fork: Torker · Chromoly, unicrown crown
Archived: Crankset: Torker, 44 teeth · Bottom bracket: One piece · Rear cogs: 1-speed, 16 teeth · Chain: KMC, 1/2 x 1/8"
Archived: Brakes: Tektro U-brake rear brakes, alloy rear levers
Archived: Wheel size: 20" wheels · Rims: Alloy, 48-hole · Hubs: Alloy · Front tire: 20 x 1.85" Maxxis Maxx Daddy
Archived: Headset: 1 1/8" threadless YST steel · Handlebar: Chromoly · Stem: Torker threadless · Seatpost: Chromoly layback micro-adjust, 25.4mm diameter · Saddle: Torker · Pedals: Platform
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.