Have taken the blurb from a competitor (where it's £84) as it is more detailed info & excellent reviews there too & will pop link to the manufacturers page in 1st post.
Was £100 + £2.95 Del now £50 + £2.95 Del, as I said, it has excellent reviews across the net & looks really sturdy for the price.
Sturdy steel framed pedal power go-cart. Tool-free adjustable bucket seat, positive steering and rear wheel hand brake. Maximum user weight 110lbs (50kg). Recommended ages 4 to 8 - 35"to 43" (90 -110 cms).

The Lightning from hauck TOYS FOR KIDS was designed as a pedal car for beginners. Low weight, sporty design and trendy colour schemes make the Lightning a real fun-mobile for boys and girls aged 4 years and over. As well as training their strength, stamina and reactions, this go-kart is also a fun way for children to learn their first traffic regulations and even parallel parking. To control the speed of the go-kart even on bends, the easy-to-use handbrake works on both back wheels, making it as safe as possible. The bucket seat can be adjusted to the length of the child’s leg and it has a comfortable backrest