Bicycle Archive · Specification report

2004 Hoffman Bikes Disrupter EL1 INT

Velopedia Archive ID 31156

Overview

Model year	2004
Brand	Hoffman Bikes
Model	Disrupter EL1 INT
Bicycle type	Freestyle/jumping
Archive ID	31156

Frameset

Frame construction	TIG-welded
Frame material	Chromoly down tube/hi-tensile steel
Fork	Hoffman
Fork material	4130 chromoly, unicrown crown
Rear shock	N/A

Drivetrain

Component group	N/A
Shifters	N/A
Front derailleur	N/A
Rear derailleur	N/A
Crankset	1-piece chromoly, 39 teeth
Bottom bracket	Loose ball
Rear cogs	1-speed, 14 teeth
Chain	KMC 410, 1/2 x 1/8"
Pedals	Wellgo aluminum

Brakes

Brakes	Tektro 907A U-brake brakes, Tektro 289A levers

Cockpit & contact points

Headset	1 1/8" threadless Cane Creek
Handlebar	Hoffman 2-piece
Handlebar extensions	N/A
Stem	Hoffman Block Stem
Saddle	Hoffman 8mm
Seatpost	Steel, 25.4mm diameter

Wheels & tires

Hubs	Front: steel, 14mm, Rear: aluminum, 14mm axle flip-flop
Rims	Jalco, 48-hole
Spokes	Steel, 14ga. (2.0mm) straight gauge
Spoke nipples	Brass nipples
Front tire	20 x 1.95" Duro Street
Wheel size	20" wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 25, 2026.