Hoffman INSTRUMENT 2003 VS GT JAMIE BESTWICK PRO 16 2006 specs comparison

Hoffman Instrument

General Infos

Model	Instrument
Manufacturer	Hoffman
Year of production	2003
Current price	Check price Here ==>
Color choice	- Dark Bronze - Royale Blue -Black
Sizes	- Pro
Sizes	- Pro

Wheels And Breaking System

Bike front tire	20 X 1.95 (inches) Hoffman Skid Mark
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Dia-Compe MX99 Levers DiaTech 996 U-brake Brakes
Hubs for disc brakes	Not Available
Rims manufacturer	48-hole Jalco
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	Hoffman Jumping Bars
Handlebar extender	Not Available
Handlebar stem details	Hoffman Bikes Super Stem
Headset size	1 1/8 (inches) Threadless Dia-Tech D-Cup

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC
Bottom bracket shell width	American
Bottom bracket type	Sealed Three Piece
Crankset parts and sizes	44 Teeth 1-piece 175 (millimeters)
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Hoffman Instrument Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	4130 chromoly c
Fork type	Hoffman Bikes Superfork

Other Specs of Hoffman Instrument

Component group sets	Not Available
Pedals details	Wellgo LU-313
Rear shock absorber	Not Available
Saddle seat	Hoffman Padded Embossed Skull
Seat post extension	25.4 (millimeters) Diameter Chromoly Micro-adjust

GT Jamie Bestwick Pro 16

General Infos

Model	Jamie Bestwick Pro 16
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	-Pearl Blue
Sizes	- 16 wheel (inches)

Wheels And Breaking System

Bike front tire	16 X 2.125 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	16 (inches) Wheels
Brakeset type	299A 907AD 907AFS Tektro U-brake Front and Tektro U-brake Rear Brakes Aluminum Clamp And Lever Levers Dual Anchor Forged Aluminum Forged Aluminum Tektro
Hubs for disc brakes	14 (millimeters) Axle 14 (millimeters) Axle Rear: Steel Body Single FW Threads Front: Steel Body
Rims manufacturer	16 (inches) 36-hole 36H Single Wall Aluminum Alex G-303
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge

Frame and Body Specs

Frame materials	Hi-ten Tubing GT Bestwick Design
Frame type	TIG-welded
Handlebar construction	6.7 (inches) Rise Hi-Ten GT Dirt and street Bend
Handlebar extender	Not Available
Handlebar stem details	Aluminum GT Branded
Headset size	Extra Deep Cup Engagement 1 1/8 (inches) Tange Seiki FATTY 22

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Ball Type
Crankset parts and sizes	36 Teeth Tubular Cr-Mo 3pc.
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

GT Jamie Bestwick Pro 16 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Cromo and hi-ten
Fork type	GT Freestyle Design

Other Specs of GT Jamie Bestwick Pro 16

Component group sets	BMX
Pedals details	Aluminum Body Cr-mo Axle Molded In Pins Jr. BMX Platform Design
Rear shock absorber	Not Available
Saddle seat	9 (millimeters) Rails Two Piece Stitched Cover GT Jr. Jump Design
Seat post extension	25.4 (millimeters) Diameter Aluminum