• Slidings and locking fins making it a movable center fin for inflatable paddles.
• Strengthening the fixation of the water distributor and the base to make the fin more firm.
• Its suitable for all kinds of inflatable surfboard, used for outdoor surfing sandbeach.
• Easily to disassemble or assemble, and connect tightly with an anti-lost rope.
• Made of good-quality nylon material, wear-resistant, solid and durable to use.