The Optimast Ultimate Racing Red Flex Boom is designed for competitive Optimist sailors who want a dynamic and responsive rig, especially in open-water and wave conditions. Built from high-strength AW 7075 aluminium with a 1.5 mm wall thickness and a 40 mm diameter, this boom offers an excellent balance between stiffness, durability, and controlled flex.

The Red Flex boom is typically paired with Red Flex and Blue masts to fine-tune rig response, helping the sail stay active and efficient in challenging conditions. Fully compliant with IODA class rules.

Optimast develops Optimist equipment in close cooperation with sailors and coaches worldwide. Each component is designed with a specific performance goal, delivering reliable, race-ready solutions refined through real competition.