Central Boating Services
Boat builder
Models
1
Years active
1976
Length overall
5.5–5.5 m
(18–18 ft)
Hull types
1 mono
Models
| Model | Years | LOA | Hull | Designer |
|---|---|---|---|---|
| GEM 550 | 1976 | 5.50 m | Monohull | Rob Humphries |
Designers of Central Boating Services
Last updated 30 December 2025