P.20 Pro
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P.20 Pro

Part No.  
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P.20 Pro
Technical Specifications
The P.20 Pro'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.
  • P.Series butted and tapered blade Cr-Mo fork is strong enough to handle heavy abuse
  • P.Crank, 3pc. Cr-Mo steel w/ tubular arms designed for the rigors of the street and slopes
  • Singlespeed-specific Cr-Mo frame w/ perfectly dialed geos for dirt, park, or street
  • P.20, alloy double-wall, triple void rims are built to last
  • P.Series BMX, alloy hubs w/ sealed cartridge bearings, designed to take a thrashing
  • P.Grip BMX grips w/ flange keep your hands exactly where they need to be
  • Specialized Compound Street tires are long lasting and performance driven

Technical Specifications

CHAIN KMC Z510H, BMX 1/2"" x 1/8"", anti-drop inner links
BOTTOM BRACKET MID BB, 2x sealed cartridge bearings w/ 19mm, 48-spline Cr-Mo spindle
CRANKSET P.Crank, 3 pc. Cr-Mo, tubular arms, 48-spline
CHAINRINGS 25T, Cr-Mo, P.Spline sprocket
FRONT HUB P.Series BMX, bolt-in, sealed cartridge bearings, 36h
REAR HUB P.Series BMX, alloy, sealed cartridge bearings, hollow axle, 36h
INNER TUBES Standard Schrader valve
SPOKES Stainless, 14g
RIMS P.20, alloy double-wall, triple void, 35mm inner width, 36h
FRONT TIRE Specialized Compound Street, 30TPI, wire bead, 20x2.3""
REAR TIRE Specialized Compound Street, 30TPI, wire bead, 20x2.3""
SADDLE P.Seat SL, 1 pc. w/ co-molded alloy 25.4mm seatpost
SEATPOST Alloy, 0mm offset, 25.4mm, integrated w/ saddle
STEM P.Series BMX, forged alloy, top load, 52mm, 22.2mm clamp
HANDLEBARS Specialized P.Series BMX, steel, 11-degree backsweep, 2-degree upsweep, 217mm rise, 22.2mm
GRIPS P.Grip BMX, w/ flange, Pruven material, end plugs, 150mm
BRAKE LEVERS Tektro XL-320, U-brake, 15mm cable pull
FRONT BRAKE Tektro, U-brake, coil spring, 1 pc. pads, 15mm offset arms
REAR BRAKE Tektro, U-brake, coil spring, 1 pc. pads, 15mm offset arms
PEDALS Specialized P.Series, nylon platform w/ molded pins, loose ball, 9/16""
HEADSET 1-1/8"" integrated threadless, Campy style, full cartridge bearings, 8mm cone spacer
FORK Cr-Mo, butted/tapered blade, 1-1/8"" threadless, 1pc. CNC Cr-Mo steerer, Cr-Mo dropouts for 3/8"" axle
FRAME Double-butted Reynolds 520 Cr-Mo, 21"" toptube, externally relieved MID BB shell, integrated headset, hydroformed chainstays, removable seatstay-mounted U-brake boss, 5mm thick dropouts for 14mm axle


Geometry Chart

P. Series - Geometry

Crank Length 170mm
Stem Length 52mm
Seatpost Length 200mm
Handlebar Width 735mm
Reach 445mm
Stack 376mm
Bottom Bracket Drop -36mm
Chainstay Length 342mm
Seat Tube Angle 72°
Head Tube Angle 75°
Head Tube Length 120mm
Top Tube Length (Actual) 539mm
Fork Length 314mm
Fork Offset 31mm
Seat Tube Length, Center to Top 245mm
Standover Height 571mm
Wheel Base 927mm
Bottom Bracket Height 294mm