Restore the performance of your Hobie 6″ Twist‑n‑Seal hatch with this OEM replacement O‑ring (model 71701021). Crafted to maintain Hobie’s signature corkscrew closure system, the rubber seal engages flawlessly with the hatch lid’s threaded pull-down mechanism—delivering a tight, waterproof seal every time. The unique design allows sealing even if the hatch lid isn’t perfectly flat, providing extra convenience and reliability on the water. Ideal when upgrading or replacing damaged seals