JK Fitness Professional 234 exercise bike

JK 234 exercise bike

The JK 234 is a mid-range magnetic exercise bike in the home fitness world equipped with a balanced 8 kg flywheel and 17 cm crank, which determine a smooth and constant pedaling at all speeds; the resistance is adjusted via a central wheel with an easy-to-use manual selector with 8 levels.

Technical features

For maximum comfort, the JK 234 exercise bike features a 9-position seat height adjustment (fits an inner leg measurement from 69 cm to 92 cm) and a 10 cm seat depth adjustment. The handlebars are adjustable in depth and angle; these details allow every user to find the perfect position. The ergonomic seat with graduated compression padding helps improve the feeling of riding for everyone, ensuring a pleasant pedaling experience. The non-slip, self-leveling pedal with a foot strap helps maintain the correct position of the foot and leg throughout the exercise.

Interactive training

The new JK 234 exercise bike with built-in receiver can connect to the most important fitness apps (Zwift – Kinomap) to make cardio training more fun, pedaling around the world!

Training Tracking

The console, complete with a cell phone/tablet holder, features a large multi-information LCD display that allows you to monitor all your workout parameters, including time, distance, speed, calories burned, heart rate, a scan function (rotating data display), and an odometer. The JK 234 exercise bike is equipped with grip pulse sensors on the handlebars to detect the user's heart rate during intense workouts.

Practicality and comfort

The JK234's sturdy frame rests on stabilizers with 4 rubber feet (self-leveling at the rear) and can support a maximum user weight of 120 kg. Two transport wheels at the front make it easy to move the JK 234 exercise bike from room to room. The JK 234 is a magnetic exercise bike that weighs 27.7 kg and takes up a compact footprint of 97 x 54 cm x 126 cm; ideal for those looking for a weight-loss bike with excellent performance but limited space. JK Fitness offers the best exercise bikes on the market with an excellent quality/price ratio.