Coming soon
Medium and Large frames shipping now. Small and XL frames shipping in early summer.
TECHNICAL DETAILS
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Base Build
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Frame Specs
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Geometry
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Tires & Rims
| Frame | Carbon with Tuning Chip® dropout system |
| Fork | Lithic full carbon fork, 15mm thru-axle |
| Headset | Wolf Tooth Precision Headset |
| Rear derailleur | Shimano 105 GS, 11 speed |
| Front derailleur | Shimano 105, braze-on mount |
| Shifters | Shimano 105 mechanical, 11 speed |
| Cassette | Shimano 105, 11-32t, 11 speed |
| Brakes | Shimano 105 R7020 Hydraulic |
| Cranks | Shimano RS510, 50/34 |
| Bottom bracket | Shimano english thread BSA, Ø68mm |
| Handlebar | Lithic Corundum aluminum compact drop with 16° flare |
| Grips | Cork handlebar tape, black |
| Stem | 6061 aluminum |
| Seatpost | 6061 aluminum |
| Seatpost Clamp | Wolf Tooth 34.9mm |
| Seat | WTB, Custom for Otso |
| Wheels | DT Swiss C 1800 SPLINE, 100x15mm front and 142x12mm rear hub spacing |
| Tires | Terrene Elwood 700x40 Light |
| Chain | Shimano HG-11X |
| Frame Sizes | S, M, L, XL |
| Weight (size M) | 20.6 lbs (9.3kg) set up tubeless |
| Bottom bracket standard | 68mm BSA threaded |
| Q-factor | 146mm with Shimano 105 crankset |
| Maximum chainring size | 2x 53T round; 1x 50T round or 46T oval |
| Front derailleur type | Braze-On, bottom pull |
| Headset | ZS44/28.6 upper, ZS56 lower |
| Seatpost diameter | Ø30.9mm |
| Seatpost clamp | Ø34.9mm |
| Front/rear hub standard | 100x15mm thru axle / 142x12mm thru axle |
| Front/rear axle | Ø15x100mm front, TP=1.5, TL=15mm / Ø12x180mm rear, TP=1.5, TL=12mm |
| Derailleur hanger | Tuning Chip Right Dropout |
| Rear brake (rotor) | flat mount (160mm) |
| Front brake (rotor) | flat mount (160mm) |
| Fork axle-to-crown | 420mm |
| Fork offset | 47mm |
| Bare frame weight (M) | 1024g |
| Fork weight (Lithic Hiili 420) | 490g |
| Tire clearance (frame) | 40mm at 420mm chainstay position, 50mm at 430/440mm chainstay position |
| Tire clearance (fork) | Max Clearance 29x2.1" (54-622) |
| S | M | L | XL | |
|---|---|---|---|---|
| Recommended rider height | 5'2"-5'7" | 5'6-5'11" | 5'10"-6'3" | 6'2"-6'6" |
| Recommended rider inseam | 29"-32" | 30"-34" | 33"-35" | 34"-37" |
| Effective top tube | 546mm | 560mm | 583mm | 605mm |
| Nominal head tube angle | 71° | 71.5° | 71.5° | 71.5° |
| Tuning Chip induced head/seat tube angle change | ±0.2° | ±0.2° | ±0.2° | ±0.2° |
| Head tube length | 94mm | 107mm | 149mm | 191mm |
| Nominal seat tube angle | 72.5° | 72.5° | 72.5° | 72.5° |
| Seat tube length | 475mm | 510mm | 540mm | 570mm |
| Bottom bracket drop | 68-72mm | 68-72mm | 68-72mm | 68-72mm |
| Chainstay length | 420-440mm | 420-440mm | 420-440mm | 420-440mm |
| Wheelbase | 1008 - 1028mm | 1015-1035mm | 1039-1059mm | 1062-1082mm |
| Trail | 71mm | 68mm | 68mm | 68mm |
| Fork offset | 47mm | 47mm | 47mm | 47mm |
| Rigid fork axle to crown length | 420mm | 420mm | 420mm | 420mm |
| Stack | 541mm | 555mm | 595mm | 635mm |
| Reach | 375mm | 385mm | 395mm | 405mm |
| Standover | 737mm | 765mm | 798mm | 831mm |
WARNING Handling this product will expose you to chemicals, including lead, known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For further information go to www.P65Warnings.ca.gov.