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Quella

51cm "Abyss" Bicycle Ex Demo Nero Classic Nexus Geared with Black Wheelset (BHQ0054)

51cm "Abyss" Bicycle Ex Demo Nero Classic Nexus Geared with Black Wheelset (BHQ0054)

£549.00 Was £599.00 Save 8%

Why shop with Quella?

  • Designed for real riders - every Quella bike is built with style, simplicity and performance in mind
  • UK-assembled with care - we hand-assemble and quality-check each bike right here in the UK
  • Outstanding value - premium components and timeless design without the premium price tag
  • Fast, friendly support - real people, ready to help before and after your purchase
  • Trusted by thousands - over 1,000 5-star reviews and counting, from cyclists across the UK and beyond
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Product Description

Meet Abyss—an all-black Nero featuring the Shimano Nexus 7-speed hub. It combines the sleek aesthetics of a classic single-speed with the versatility and performance of a geared bike.

Take advantage of this special offer on an ex-demo model, used only for photo shoots!

Features:

  • Hi-Ten Steel Frame 
  • Shimano Nexus 7-speed hub
  • Black 25C tyres
  • Black 44t crank set
  • Black comfy saddle
  • Black Riser Handlebars 
  • Quella 40mm Deep-V Alloy Black rims

SPECIFICATION

Frame: Hi-Ten Steel

Forks: Hi-Ten Steel

Chainset: KMC Z410 with Spring Clip

Pedals: Quella Platform

Gear ratio: 7-speed 

Front Hub: Joytech sealed bearing

Rear Hub: Shimano Nexus SG-7R45  '7-speed' In-Hub Gear System

Rims: Quella 40mm Deep-V Alloy

Tyres: Kenda

Tyre Width: 25mm

Wheel Size: 700c

Brakes: Radius Dual Pivot front and rear Callipers with integral rear hub coaster brake

Brake Type: Calliper

Handlebars: Quella Riser with rubber grips

Stem: Adjustable Quella 90mm - 0-60 degree angle

Saddle: Quella Comfy 

Seat Post: Micro Adjust

Headset: Neco Threadless

Stand Over Height: 28.5″ (51cm)

Weight: 11.3 kgs (51cm)

Buyer’s Guide
Step 1 · Choose Your Gearing
TypeBest forBenefits / Key SpecsPress
Single Speed — Minimal maintenance, maximum style Flat city streets; riders who value simplicity Low maintenance, lighter weight, clean aesthetic.
Gear ratio: 44T/16T · Weight: from 11.3 kg.
“Simple, slick and speedy… every urban cyclist’s best friend.” — Guardian
Geared (7-Speed) — The urban workhorse Mixed terrain; mild hills; all-weather commuting Versatility for stop-start traffic & varied gradients.
Shimano Nexus internal 7-speed hub · Weight: from 11.3 kg (Varsity).
“The ideal urban workhorse.” — Men’s Fitness
Electric — Effortless commuting with retro style Longer commutes; arriving fresh; hilly cities Up to 60 km/charge · assist to 25 km/h · Bluetooth control.
Regenerative braking (KERS) · GPS tracking + tamper-proof wheel lock.
Motor: Zehus Gen 2, 250 W · Weight: from 13.9 kg.
“Best e-bike for city living.” — The Telegraph
Step 2 · Choose Your Style
StyleRiding positionFeelTypical useAvailabilityPress
Courier — Fast, urban, sporty Sporty/forward (bullhorn) Nimble; speed & control Quick city hops Single Speed, Electric (Geared on request) “A sleek-looking electric machine with classic styling, that’s bound to turn heads.” — Men’s Fitness
Classic — Timeless, comfortable, quick Upright (riser), adjustable stem Balanced speed & comfort Daily commute & leisure Single Speed, Geared, Electric “Attractive, lightweight, timeless design.” — The Telegraph
Commuter — The all-weather city companion Upright (riser/flat) Utility-ready All-weather with racks & guards Geared only “Comfortable on daily commutes… can be easily secured outside the coffee shop.” — Financial Times
Step 3 · Choose Your Range
RangeFrameLookPurpose / Notes
Nero — Minimalist, affordable, customisable Hi-Ten steel Matte, clean (wheel colour options) Best-value entry to Quella style.
Varsity — The classic Quella 4130 Chromoly (sealed bearings) Light, strong, responsive Signature Quella ride.
Imperial — Chrome statement piece 4130 Chromoly Polished chrome finish Premium looks with everyday durability.
Stealth — Mag wheel style Based on Nero/Varsity/Imperial frames Mag wheels (front, rear or both) Bold and low-maintenance.
StyleAvailable modelsFrame materialWeightTyresNotable features
CourierVarsity, Imperial, Stealth4130 Chromoly≈11.3 kg25 mmRetro look, premium components
ClassicVarsity, Imperial, Stealth4130 Chromoly≈11.3 kg25 mmUpright ride, timeless design
Classic (Nero)NeroHi-Ten Steel≈11.5 kg25 mmAffordable entry-level fixie
StyleAvailable modelsFrame materialWeightRangeExtra features
Courier (E-bike)Varsity, Imperial, Stealth4130 Chromoly13.9–15.2 kgUp to 60 kmBluetooth hub, GPS, KERS
Classic (E-bike)Varsity, Imperial, Stealth4130 Chromoly13.9–15.2 kgUp to 60 kmUpright ride, vintage look
Classic Nero (E-bike)Nero (on request)Hi-Ten Steel≈14.2 kgUp to 60 kmAffordable electric city bike
Size Guide (Rider height → Frame)
Rider heightSuggested size
147–160 cm51 cm
161–175 cm54 cm
176–183 cm58 cm
186 cm +61 cm
Why Choose Quella?
  • Designed in the UK; international shipping.
  • 80% assembled for easy home setup.
  • Available via all Cycle-to-Work schemes.
  • Featured in The Telegraph, Financial Times, Men’s Fitness, Cyclist, Guardian.
View full Buyer’s Guide (PDF pages)
Buyer’s Guide page 1
Buyer’s Guide page 2
Buyer’s Guide page 3
Buyer’s Guide page 4
Buyer’s Guide page 5
Buyer’s Guide page 6
Buyer’s Guide page 7

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