Bicycle Archive · Specification report

1993 Royce Union Vesuvious

Velopedia Archive ID 44621

Overview

Model year	1993
Brand	Royce Union
Model	Vesuvious
Bicycle type	Mountain bike, non-suspension
Archive ID	44621
Original MSRP	$309.00
Sizes	18, 20
Weight	31 lb

Frameset

Frame construction	TIG-welded steel
Frame material	Super OS high-tensile steel
Fork	High-tensile steel

Drivetrain

Component group	Shimano Altus C20
Shifters	Shimano Altus C20 Rapidfire
Front derailleur	Shimano Altus C20
Rear derailleur	Shimano Altus C20
Crankset	Tracer, 28/38/48 teeth
Rear cogs	6-speed, 13 - 30 teeth
Chain	Shimano
Pedals	ATB resin

Brakes

Brakes	Shimano cantilevers brakes, levers

Cockpit & contact points

Handlebar	Flat ATB
Stem	Atb
Saddle	Gel EM ATB
Seatpost	Qr

Wheels & tires

Hubs	Alloy Q/R
Rims	Alloy, 36-hole
Front tire	26 x 1.90" gumwall
Wheel size	26" wheels

Geometry · Legacy reference

Top tube	558.8 mm
Head-tube angle	70°
Seat-tube angle	70°
Chainstay / rear center	426.7 mm
Wheelbase	1051.6 mm
Fork offset / rake	50.8 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 22, 2026.