Diamondback JR VIPER 2011 VS Specialized P.20 PRO 2015 specs comparison

Diamondback Jr Viper

General Infos

Model	Jr Viper
Manufacturer	Diamondback
Year of production	2011
Current price	Check price Here ==>
Color choice	-Red and white
Sizes	- Not available
Sizes	- Not available

Wheels And Breaking System

Bike front tire	20 X 1.75 (inches) Comp III Style
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Unavailable Front and Rush RX2.1 Rear Levers Unavailable Front and Rush Linear Rear Brakes
Hubs for disc brakes	Steel Shell With 3/8 (inches) Axle
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Not Available
Spoke wheel	14ga.

Frame and Body Specs

Frame materials	High-Tensile Steel
Frame type	Steel
Handlebar construction	Hi-Ten 2-piece
Handlebar extender	Optional
Handlebar stem details	Quill Steel
Headset size	1 (inches) Threaded

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Loose Ball
Crankset parts and sizes	Steel One Piece
Gear shift levers	Not Available
Rear gear set	18 Teeth 1-speed

Diamondback Jr Viper Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Steel
Fork type	Hi Ten

Other Specs of Diamondback Jr Viper

Component group sets	BMX Mix
Pedals details	Resin Platform
Rear shock absorber	Not Available
Saddle seat	DB BMX Padded
Seat post extension	Steel Pillar

Specialized P.20 PRO

General Infos

Model	P.20 PRO
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	-Gloss Tri White and White and Purple
Sizes	- 20.5 TT

Wheels And Breaking System

Bike front tire	20x2.3 (inches) 30TPI Wire Bead Specialized Compound Street
Bike rear tire	Not Available
Bike wheel size	20
Brakeset type	1 Pc. Pads 15 (millimeters) Offset Arms U-brake Coil Spring Tektro
Hubs for disc brakes	36h 36h P.Series BMX Alloy Bolt-in Hollow Axle Sealed Cartridge Bearings Sealed Cartridge Bearings P.Series BMX
Rims manufacturer	35 (millimeters) Inner Width 36h Alloy Double-wall Triple Void P.20
Spoke nipples type	Not Available
Spoke wheel	14g Stainless

Frame and Body Specs

Frame materials	Chromoly
Frame type	21 (inches) Toptube 5 (millimeters) Thick Dropouts For 14 (millimeters) Axle Externally Relieved MID BB Shell Hydroformed Chainstays Integrated Headset Removable Seatstay-mounted U-brake Boss Double-butted Reynolds 520 Cr-Mo
Handlebar construction	11-degree Backsweep 2-degree Upsweep 217 (millimeters) Rise 22.2 (millimeters) Steel Specialized P.Series BMX
Handlebar extender	Not Available
Handlebar stem details	22.2 (millimeters) Clamp 52 (millimeters) Forged Alloy Top Load P.Series BMX
Headset size	8 (millimeters) Cone Spacer Campy Style Full Cartridge Bearings 1-1/8 (inches) Integrated Threadless

Gearing Specifications

Bicycle chain	BMX 1/2 (inches) X 1/8 (inches) Anti-drop Inner Links KMC Z510H
Bottom bracket shell width	Not Available
Bottom bracket type	2x Sealed Cartridge Bearings With 19 (millimeters) 48-spline Cr-Mo Spindle MID BB
Crankset parts and sizes	25T 3 Pc. Cr-Mo 48-spline Cr-Mo P.Spline Sprocket Tubular Arms P.Crank
Gear shift levers	Not Available
Rear gear set	Not Available

Specialized P.20 PRO Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Chromoly
Fork type	1-1/8 (inches) Threadless 1pc. CNC Cr-Mo Steerer Cr-Mo Dropouts For 3/8 (inches) Axle Butted and tapered Blade Cr-Mo

Other Specs of Specialized P.20 PRO

Component group sets	BMX Mix
Pedals details	9/16 (inches) Loose Ball Nylon Platform With Molded Pins Specialized P.Series
Rear shock absorber	Not Available
Saddle seat	1 Pc. With Co-molded Alloy 25.4 (millimeters) Seatpost P.Seat SL
Seat post extension	0 (millimeters) Offset 25.4 (millimeters) Integrated With Saddle Alloy