Can you help me choose the right size?

Yes. Use our geometry and sizing section as a starting point, then visit Stretton Bikes in Ashby-de-la-Zouch for sizing advice or book a bike fitting.

Do you offer Cycle to Work on this bike?

Cycle to Work may be available depending on your employer scheme. Use the Cycle to Work button above or contact us with your provider details.

Can I collect from Stretton Bikes?

Yes — collection from our Ashby-de-la-Zouch showroom is free. Every bike is safety-checked and set up before handover.

Is finance available on Cateye bikes?

Finance may be available on eligible bikes up to £5,000 over 12 months. Use the finance enquiry option or ask in store for current terms.

Cateye

OHR-31 Optical Heart Rate Sensor

Name: OHR-31 Optical Heart Rate Sensor
Brand: Cateye
SKU: CA2401604540
Price: 60 GBP
Availability: PreOrder

Available to Order

Estimated dispatch Tuesday 27 October – Wednesday 28 October

£60

Cateye OHR-31 Optical Heart Rate Sensor

Colour

Default

Option

One Size

Available to order for collection or delivery.

Accessory delivery £6 — free on accessory orders of £100 or more

Ways to pay

Free collection in Ashby-de-la-Zouch · Accessory delivery £6 — free on accessory orders of £100 or more · England & Wales only

Independent bike shop
Physical workshop in Ashby-de-la-Zouch
Bikes professionally checked before dispatch
Secure checkout
Workshop and after-sales support

Overview

About this product

The OHR-31 is an optical heart rate sensor designed for accurate, real-time monitoring compatible with Bluetooth® and ANT+ devices. It delivers a heart rate range of 40-220 bpm (±5 bpm), making it suitable for a wide range of users and activities.

Features Easy pairing via smartphone app (Bluetooth®) Low battery indicator activates below 20% battery level Red LED blinks every 5 minutes when battery is critically low Automatically powers off after 15 minutes without heart rate detection Waterproof construction with IPX7 rating for durability in all conditions

Cateye OHR-31 Optical Heart Rate Sensor

Specifications

Feature: S
Heart rate range: 40-220 bpm (±5 bpm)
Connectivity: Bluetooth®, ANT+
Battery indicator: Low battery warning and LED alerts
Power saving: Auto shut-off after 15 minutes of inactivity
Water resistance: IPX7

Delivery & collection

Collection

Collect from our Ashby-de-la-Zouch showroom during opening hours.

Delivery

Accessory delivery £6 — free on accessory orders of £100 or more
Delivery available to England and Wales only.

Why buy from Stretton Bikes

Authorised dealer for Mondraker, Basso, Marin and Gusto

Showroom and workshop in Ashby-de-la-Zouch, serving the Midlands

Professional bike fitting and independent advice

Cycle to Work and finance enquiries handled personally

Every bike safety-checked before handover

Workshop Bike fitting Contact

FAQs

This bike is available to order. Lead times vary by brand and size — we will confirm when you enquire.

Product details

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Workshop services

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OHR-31 Optical Heart Rate Sensor

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FAQs

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