VelopediaBicycle Archive ยท Specification report

2005 Hoffman Bikes Rhythm IL1

Velopedia Archive ID 93906

Overview

Model year2005
BrandHoffman Bikes
ModelRhythm IL1
Bicycle typeFreestyle/jumping
Archive ID93906

Frameset

Frame constructionTIG-welded
Frame material4130 chromoly
ForkHoffman
Fork material4130 chromoly, unicrown crown
Rear shockN/A

Drivetrain

Component groupN/A
ShiftersN/A
Front derailleurN/A
Rear derailleurN/A
Crankset3-piece chromoly, 39 teeth
Bottom bracketSealed cartridge
Rear cogs1-speed, 14 teeth
ChainKMC 410, 1/2 x 1/8"
PedalsWellgo aluminum

Brakes

BrakesTektro 907A U-brake rear brakes, Tektro 289A rear levers

Cockpit & contact points

Headset1 1/8" threadless Cane Creek
HandlebarHoffman Crmo 2-piece
Handlebar extensionsN/A
StemHoffman Block Stem
SaddleHoffman 8mm
SeatpostChromoly micro-adjust, 25.4mm diameter

Wheels & tires

HubsFront: aluminum, 14mm axle, Rear: aluminum, 14mm axle flip-flop
RimsJalco, 36-hole
SpokesUCP, 14ga. (2.0mm) straight gauge
Spoke nipplesBrass nipples
Front tireFront: 20 x 1.95" Duro Street, Rear: 20 x 1.95" Hoffman Skid Mark
Wheel size20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 23, 2026.