31.6 mm 350 mm / 400 mm Aluminium Seat Post with Clamp - Black Size:400 mm It supports your child's psychomotor

It supports your child's psychomotor development while they have maximum fun

Reinforced heel and toes

- Muscle building: - Bent-Arm Rowing 4 x 8-12 repetitions - Incline press 4 x 8-12 repetitions Toning - Military bench press 4 x 12-15 repetitions Make sure you start at the low end of the repetition range

Its design keeps the weight load vertical

we recommend you don’t load it above 15 kg

31.6 mm 350 mm / 400 mm Aluminium Seat Post with Clamp - Black Size:400 mm It supports your child's psychomotorDesigned for replacing the seat post on your Rockrider mountain bike. Technical features Diameter: 31. 6 mm Length: 350 mm or 400 mm Weight: 330 g or 340 g Material: 6061 aluminium Assembly tips Take care not to exceed the insertion limit of the seat post in your frame. Ensure that the saddle tube is clean. Put a bit of grease on the post to make it easier to slide and prevent water or dust from getting into the frame. Care tips Remember to regularly