XS SCUBA's 3/8″ thumbwheel pair delivers precision control for demanding dive applications. These compact wheels feature a robust design engineered for reliable operation in saltwater environments. The 3/8″ diameter provides optimal grip and tactile feedback, allowing divers to make fine adjustments with minimal effort even while wearing gloves. Constructed from corrosion-resistant materials, this pair ensures consistent performance across multiple dives. Essential for technical diving setups and equipment customization where dependable mechanical control is non-negotiable.