The fully waterproof Altura Vortex Waterproof Cycling Front Roll with its 5L capacity is the ideal way to carry gear on the front of your bike when bike packing, commuting or heading out on an adventure. Designed to cater for individual needs by providing lash points, a front GETBLOCK™ waterproof zip pocket and a light attachment slot, as well as a clever roll closure on each side of the bag giving adjustable capacity for straight or drop bars while keeping everything watertight.
Features
- Fully Waterproof To Level Ipx6
- Lightweight Design
- Welded Seam Construction
- Dual Ended Roll Closure
- Weight: 300G
- 5L Capacity
How is the frame size measured?
Most E-bikes are measured from the centre of the crank to the base of the seat post tube. However, some E-bike manufacturers may measure their bikes differently depending on their style.

What is the right frame size for me?
This helpful guide will help you to find which size electric bike is best suited to you. If you would like a bit more information, don't hesitate to get in touch.
HYBRID ELECTRIC BIKES
MENS
Rider Height | Recommended Hybrid Frame Size | |||
---|---|---|---|---|
Feet & Inches | Centimetres | Frame Size (inches) | Frame Size (cm) | Frame Size |
4'10" - 5'2" | 148cm - 158cm | 13" - 15" | 33 - 39 | X-Small |
5'2"" - 5'6"" | 158cm - 168cm | 15"-16" | 38 - 44 | Small |
5'6" - 5' 10" | 168cm - 178cm | 17" - 18" | 43 - 47 | Medium |
5'10" - 6'1" | 178cm - 185cm | 19" - 20" | 48 - 52 | Large |
6'1" - 6'4" | 185cm - 193cm | 21" - 22" | 53 - 57 | X-Large |
6'4" - 6'6" | 193cm - 198cm | 23" - 24" | 58 - 61 | XX-Large |
WOMENS
Rider Height | Recommended Women's Hybrid Frame Size | ||
---|---|---|---|
Feet & Inches | Centimetres | Frame Size (inches) | Frame Size |
4'10" - 5'2" | 148cm - 158cm | 13" - 14" | X-Small |
5'2"" - 5'6"" | 158cm - 168cm | 15" - 16" | Small |
5'6" - 5' 10" | 168cm - 178cm | 17" - 18" | Medium |
5'10" - 6'1" | 178cm - 185cm | 19"+ | Large |
ELECTRIC MOUNTAIN BIKES
MENS
Rider Height | Recommended Mountain Frame Size | |||
---|---|---|---|---|
Feet & Inches | Centimetres | Frame Size (inches) | Frame Size (cm) | Frame Size |
4'10" - 5'2" | 148cm - 158cm | 13" - 14" | 33 - 37 | X-Small |
5'2"" - 5'6"" | 158cm - 168cm | 15" - 16" | 38 - 42 | Small |
5'6" - 5' 10" | 168cm - 178cm | 17" - 18" | 43 - 47 | Medium |
5'10" - 6'1" | 178cm - 185cm | 19" - 20" | 48 - 52 | Large |
6'1" - 6'4" | 185cm - 193cm | 21" - 22" | 53 - 57 | X-Large |
6'4" - 6'6" | 193cm - 198cm | 23" - 24" | 58 - 61 | XX-Large |
WOMENS
Rider Height | Recommended Women's Mountain Frame Size | ||
---|---|---|---|
Feet & Inches | Centimetres | Frame Size (inches) | Frame Size |
4'10" - 5'2" | 148cm - 158cm | 13" - 14" | X-Small |
5'2" - 5'6" | 158cm - 168cm | 15" - 16" | Small |
5'6" - 5' 10" | 168cm - 178cm | 17" - 18" | Medium |
5'10" - 6'1" | 178cm - 185cm | 19"+ | Large |
COMMUTER ELECTRIC BIKES
MENS
Rider Height | Suggested Commuter Bike Size | ||
---|---|---|---|
Feet & Inches | Centimetres | Frame Size (cm) | Frame Size |
4'10" - 5'0" | 148cm - 152cm | 47cm - 48cm | XX-Small |
5'0" - 5'3" | 152cm - 160cm | 49cm - 50cm | X-Small |
5'3" - 5'6" | 160cm - 168cm | 51cm - 53cm | Small |
5'6" - 5'9" | 168cm - 175cm | 54cm - 55cm | Medium |
5'9" - 6'0" | 175cm - 183cm | 56cm - 58cm | Large |
6'0" - 6'3" | 183cm - 191cm | 58cm - 60cm | X-Large |
6'3" - 6'6" | 191cm - 198cm | 61cm - 63cm | XX-Large |
WOMENS
Rider Height | Suggested Women's Commuter Frame Size | ||
---|---|---|---|
Feet & Inches | Centimetres | Frame Size (cm) | Frame Size |
4'10" - 5'1" | 147cm - 155cm | 44cm - 46cm | XX-Small |
5'1" - 5'3" | 155cm - 160cm | 47cm - 49cm | X-Small |
5'3" - 5'5" | 160cm - 165cm | 50cm - 52cm | Small |
5'5" - 5'8" | 165cm - 172cm | 53cm - 55cm | Medium |
5'8" - 5'10" | 172cm - 180cm | 56cm - 57cm | Large |
VIEW ALL COMMUTER ELECTRIC BIKES