2026 O'Brien Jr. Siege w/ Z9 Boot + RTP smoke A 175mm cuff height is

A 175mm cuff height is specifically chosen

(139cm) - Up to 85Kgs

Stage 1 Liner - Ronix's entry-level liner

Purpose built for the dedicated 34-36mph skier chasing elite level performance

2026 O'Brien Jr. Siege w/ Z9 Boot + RTP smoke A 175mm cuff height isThe O'Brien Jr. Siege is the waterski built for any kid, from the fearless daredevil who's going to be burning turns within the first few days to those who like to take their time. Built with a forgiving fibreglass and polyurethane construction, O'Brien makes the Jr. Siege forgiving underfoot with a comfortable amount of flex to support skiing at beginner speeds but still stiff enough to turn a buoy in the course. The design principle on the shape of