Next Right
£650.99 off

Knaap Bikes RTD 2 Seater Fat Tyre Electric Bike

£2,799.00 £3,449.99
Free Mainland UK Shipping

Est. Delivery:

Warranty: 2 Years

Minus Plus
Product Add-Ons
Have any questions?

Knaap started with AMS, but now have continued their oddysey with the RTD! Built for comfort and style, the RTD delivers both and more. Included with extra suspension, the RTD makes it feel like you’re riding the clouds. This in combination with it’s cool and unique design, magnificent reliability and it’s mind-boggling speed and power, it has been dubbed “The Wingman”.

STYLE: Merging comfort, reliability and power with Knaap's distinctive design makes this bike the best option for anyone looking for a satisfying ride. Complete with an extra-longseat-base, 20” wheels, tough Aluminium frame, full suspension, powerful 1200 lumen LED headlight and LCD illuminated display, this e-bike makes any trip go as smooth as butter. 

EASY HOME ASSEMBLY: Every Bike is delivered with a user manual including easy-to-build-at-home instructions (including link to online guide), bike registration and warranty.

 

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

 

VIEW ALL HYBRID E-BIKES

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

 

VIEW ALL EMTB's

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

21Ah Samsung Battery

With the huge 21Ah battery you can receive pedal assistance for up to 140km.

Hydraulic Brakes

The hydraulic brake system helps keep you safe whilst out riding.

Frame Suspension

The frame suspension gives great comfort for anyone sitting on the Knaap bike.

Extra long seat base

With an extra long seat base that fits two, this bike is a head turner whenever it hits the road.

Shimano 7 Speed Gears

Experience smooth gear changes with the Shimano 7 speed gear shifter.

LCD Display

User features can be viewed on the central mounted LCD Display.

specifications

Battery and Range
21Ah 36v battery (up to 140km) ** Range according to battery capacity. It is also dependent on the different riding conditions - terrain, rider weight, tyre pressure, headwind etc.
Motor
250W Bafang motor
Controller
36V Sine Wave Controller
Display
C961 LCD Display
Dimensions
Seat height: 83cm (adjustable with seat height accessory up to 10-15cm higher) Handlebar length: 68cm
Brakes
Tektro Hydraulic Brakes
Lights
LED Lights front and rear
Sensor
Cadence Sensor
Tyres
Kenda Anti Puncture 20*4/1-4
Derailleur & Shifter
SHIMANO 7 Speeds
Fender
Aluminum Black Fenders
Max Speed
25kph / 15.5mph
Max Rider Weight
180kg
Weight
28kg
Delivery and Returns
FREE DELIVERY ON ALL ORDERS. Cancelling your order: If you would like to cancel your order, please contact us immediately at info@ecobikecompany.com or on 0333 050 3189. Please include your order number when contacting us. If your order has not yet left the manufacturer's warehouse, we should be able to stop it shipping, and issue you a refund immediately. Please note –  when returning a product, it must be returned in ‘as new’ condition, with all components included, in their original packaging. There will be a charge for the return. Returns - Changed your mind If you change your mind after buying from us and want a refund, you have up to 14 days to let us know and have the goods returned to us. You will need to return the product to us before we can provide a refund. Eco Bike Co. can help arrange the return for a charge of £50 - a courier will be sent to pick it up from you & return it to the manufacturer.   Please note –  the 14 days return period is to allow you to examine the goods as you would in a shop. To obtain a full refund, the goods must be returned in an “as new” condition with all components included in their original packaging. “As new” condition is defined as unridden. Returns - Damages & Faulty We ask that you thoroughly inspect all items at the point of delivery. We advise you not to accept delivery of any damaged items. If you discover that an item has been damaged, please send clear photos of the damaged items to info@ecobikecompany.com so that we can open an insurance claim on your behalf. If your bike develops a fault through normal use (as outlined in the manufacturer's manual) you could be entitled to a repair or replacement as covered with the warranty. Please send through details of the fault to info@ecobikecompany.com and we will arrange the repair or replacement with the manufacturer. Please note –  any fault caused due to misuse of the bike is not covered by this policy. Please ensure you read the manufacturer's manual in detail before using your electric bike to avoid voiding your warranty.
Knaap Electric Bikes

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)