Jamis BOSS COASTER 2011 VS Kona HUMU SEVEN 1999 specs comparison

Jamis Boss Coaster

General Infos

Model	Boss Coaster
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	- grape jelly - monterey red - ocean mist - pearl white - victory blue -Gloss black
Sizes	- M: 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches)
Sizes	- M: 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.125 (inches) Jamis Cruise Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Unavailable Front and Hi-Stop Coaster Brake Rear
Hubs for disc brakes	Rear: Hi Stop Coaster Brake Front: Alloy Nutted
Rims manufacturer	36-hole Alex Zuma
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel Stainless

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	Aluminum
Handlebar construction	Jamis Cruise Control
Handlebar extender	Optional
Handlebar stem details	Alloy Hi-rise
Headset size	1 1/8 (inches) Sealed

Gearing Specifications

Bicycle chain	KMC Z410NP
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	119 (millimeters) Spindle Cotterless Bolt Type
Crankset parts and sizes	44T Teeth Forged Alloy
Gear shift levers	Not Available
Rear gear set	18 Teeth 1-speed

Jamis Boss Coaster Fork System Data

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

Other Specs of Jamis Boss Coaster

Component group sets	Cruiser Mix
Pedals details	Cruiser Platform
Rear shock absorber	Not Available
Saddle seat	Boss Cruiser With Springs
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust

Kona Humu Seven

General Infos

Model	Humu Seven
Manufacturer	Kona
Year of production	1999
Current price	Check price Here ==>
Color choice	-Martini Green
Sizes	- 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Kona Break Front: 26 X 1.95 (inches) Kona Enter
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Nexave Levers Avid 1D-10 Front and Shimano SB-7S45 Rear Brakes
Hubs for disc brakes	Rear: Sovos KTDJ3R Front: Sovos KTD66F
Rims manufacturer	Mavic X138
Spoke nipples type	Not Available
Spoke wheel	1.8 (millimeters) Front 2.0 (millimeters) Rear Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Butted Kona Chromoly
Frame type	TIG-welded
Handlebar construction	Kona Cruiser
Handlebar extender	Optional
Handlebar stem details	Tahoma Sonne 9
Headset size	1 1/8 (inches) Threadless Aheadset SX

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-LP26
Crankset parts and sizes	40 Teeth Cyclone CPI-100W
Gear shift levers	Shimano Nexave
Rear gear set	21 Teeth 7-speed Internal

Kona Humu Seven Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Butted Unicrown Crown Chromoly
Fork type	Kona Project Two

Other Specs of Kona Humu Seven

Component group sets	Cruiser Mix
Pedals details	Victor Resin VP-872
Rear shock absorber	Not Available
Saddle seat	Selle Italia Aventgarde II
Seat post extension	27.0 (millimeters) Diameter Kona Thumb