Part No.  


Part No.  
Technical Specifications
The P.20's Cr-Mo frame, fork and components roll on double-wall alloy 20" rims for a quick, responsive, and virtually bombproof ripper of a bike.
  • Lightweight butted Reynolds 520 Cr-Mo frame with 21" top tube, integrated headset, MID BB and removable brake bosses/guides has dialed geos for dirt, park, or street
  • P. Series butted and tapered Cr-Mo fork is light yet strong enough to handle going big
  • 36-hole double-wall rims are laced to a cartridge-bearing, female axle front hub and 14mm hollow axle cassette rear for the best balance of high strength and light weight
  • Ride dirt, park, or street on the Specialized Compound Street tires, with dual compound traction, low rolling resistance, and rounded profile
  • 3-piece tubular Cr-Mo crankset with cartridge-bearing MID BB lets you boost as high as you like, compact, singlespeed gearing specially designed for dirt/park/street, 25t CNC-cut chainring improves clearance, resists bending, and cuts weight
  • Press-in MID BB is light, durable, and easy to service
  • Lightweight plastic platform pedals take mercy on your shins, but remain strong enough to handle even the harshest landing
  • Big 8-1/4" x 29" Cr-Mo handlebars give you more leverage and control
  • Super-light, durable and padded one-piece saddle/post combo can take a serious beating
  • Compact, singlespeed gearing specially designed for dirt/park/street

Technical Specifications

CHAIN KMC Z510XRB, 1/2"" x 1/8"", heavy duty, anti-drop inner links
BOTTOM BRACKET MID BB, 2x sealed cartridge bearing w/ 19mm, 8-spline, hollow Cr-Mo spindle, alloy tube, and cone spacers
FREEWHEEL CNC 1/2"" x 1/8"" x 9t driver
CRANKSET 3pc. tubular, heat-treated Cr-Mo for 8 spline, 175mm length
CHAINRINGS CNC cut 6061, 25T, Motostar design
FRONT HUB Mid-flange, 2x sealed cartridge bearing, 3/8"" forged female bolt-in axles w/ 7075 alloy inner axle, 36h
REAR HUB Low flange, CNCd 9t cog driver, 4x sealed cartridge bearings, hollow 14mm Cr-Mo axle w/ 23mm contact, 17mm axle nuts, 36h
INNER TUBES Schrader valve
SPOKES Stainless, 2.0mm (14g)
RIMS P. 20, alloy double-wall, 36mm, pinned, 36h
FRONT TIRE Specialized Compound Street, 30 TPI, wire bead, 20x2.3""
REAR TIRE Specialized Compound Street, 30 TPI, wire bead, 20x2.1""
SADDLE P. Combo, 1pc co-molded composite saddle and alloy 25.4mm seat post combination w/ embossed ""P. Series"" logo padded cover
SEATPOST Alloy, 25.4mm, no offset
STEM P. Series drop type, forged alloy, front load w/ CNC side holes, black hardware, 22.2mm
HANDLEBARS Cr-Mo 2pc., 11º backsweep, 2º upsweep, 22.2mm
GRIPS P. Grip, flanged soft compound, open end w/ endplug, 150mm
BRAKE LEVERS Lever ""U"" brake, 15mm cable pull
REAR BRAKE Tektro FX-340 U-brake, melt forged, single bushing, coil spring, 15mm offset arms, soft compound pad
PEDALS P. Lo Pro nylon platform w/ molded pins, loose ball, 9/16""
HEADSET Integrated 1-1/8"" threadless, Campy-style, full cartridge bearings
SEAT BINDER Integrated Cr-Mo bolt and nylock nut
FORK Tapered and butted Cr-Mo blades, 1-1/8"" threadless, 5mm dropouts for 3/8"" axle
FRAME P. Series double-butted Reynolds 520 Cr-Mo 21"" TT, externally relieved MID BB shell and integrated headset, removable seatstay-mounted U-brake bosses, 5mm 3D dropouts for 14mm axle, integrated chain tensioner and hardware


Geometry Chart

- Geometry

Crank Length 175mm
Stem Length 50mm
Seatpost Length 200mm
Handlebar Width 735mm
Reach 445mm
Stack 367mm
Bottom Bracket Drop -36mm
Chainstay Length 352mm
Seat Tube Angle 72°
Head Tube Angle 75°
Head Tube Length 110mm
Top Tube Length (Actual) 533mm
Fork Length 314mm
Fork Offset 31mm
Seat Tube Length, Center to Top 235mm
Standover Height 571mm
Wheel Base 935mm
Bottom Bracket Height 294mm