02 / WORK · ASSEMBLIES

Projects that
move things
forward.

Cargo bikes, shared-mobility hardware, fleet operations and sustainable product design. Each project starts with a real problem and ends with something built to last.

01
DOCKR Box
Ride Today
Impact-absorbing polyurethane cargo box that lasts an estimated 90% longer than the aluminium original, across a 1,300-vehicle fleet.
Product Dev
~90% longer life
↗
02
Fleet TCO
Ride Today · 750 bikes
Systematic cost reduction through better component specs, new ways of working and a serviceable auto-shift hub.
Fleet Eng.
−40% brakes
↗
03
Child Carrier
Collocycle
Flat-pack child carrier on the Urban Arrow Cargo Large frame, 40% recycled PP-foam. Now in use, canopy in production.
Product Design
flat-pack
↗
04
Load Carrier
Ride Today
Foldable load carrier without the flight case's aluminium extrusions: a folded PP body snap-riveted to aluminium composite sides. Sturdier, lighter on material, easier to assemble and store, and it breaks down for refurbishing and recycling. Lid in production.
Product Design
foldable
↗
Services / disciplines05 areas
01

Industrial Design

From concept through to production-ready CAD: cargo bikes, accessories and shared-mobility hardware.

02

Fleet Optimisation

Component specification, TCO reduction and maintenance-process improvement for operators at any scale.

03

Requirements Eng.

Translating operational and user needs into clear, testable product requirements suppliers can build to.

04

Product Safety

Risk assessments for cargo bikes, boxes and components, grounded in the applicable standards and regulations.

05

Sustainable Mobility

Remanufacturing logic, material selection and design for longevity. The most sustainable bike keeps running.

© 2026 Collocycle · Wageningen NL J. Vellinga · Fleet Reliability Lead