Bicycle Archive · Specification report

1993 Montague BiFrame 939

Velopedia Archive ID 42581

Overview

Model year	1993
Brand	Montague
Model	BiFrame 939
Bicycle type	Mountain bike, non-suspension
Archive ID	42581
Original MSRP	$499.00
Sizes	17, 18.5, 20.5
Weight	29.5 lb

Frameset

Frame construction	TIG-welded steel
Frame material	True Temper chrome-moly
Fork	Steel 1"-blade

Drivetrain

Component group	Shimano Altus A10 Rapidfire Plus
Shifters	Shimano Altus A10 Rapidfire Plus
Front derailleur	Suntour XCE
Rear derailleur	Suntour Altus C10
Crankset	Suntour XCU, 28/38/48 teeth
Rear cogs	7-speed, 12 - 28 teeth
Pedals	MTB beartrap

Brakes

Brakes	Shimano Altus C10 brakes, levers

Cockpit & contact points

Handlebar	Steel
Stem	Short 'Nuff steel
Saddle	MTB, emerald skin
Seatpost	Steel

Wheels & tires

Hubs	Shimano
Rims	Alloy
Front tire	26 x 1.95"
Wheel size	26" wheels

Geometry · Legacy reference

Head-tube angle	70°
Seat-tube angle	72.5°
Chainstay / rear center	444.5 mm

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