The Aqua-Bound Sting Ray Carbon has mid-sized blades (91 sq. inches) made of abX resin reinforced with carbon fibers. Couple that with its all-carbon shaft, and this paddle weighs in at just 28.75 ounces, the lightest flat water injection molded kayak paddle available under $200. This gives the Sting Ray Carbon a low swing weight and makes for a more comfortable journey. The Sting Ray Carbon offers the Posi-Lok ferrule system which clicks into position firmly and securely. The Posi-Lok features strong, corrosion-free composite construction, convenient dual-button release, and infinite feathering angles. Licensed Ferrule US Patent No. 6,881,111. The Sting Ray Carbon is available in lengths from 210cm to 250cm in increments of 10cm. Aqua-Bound paddles are always assembled with pride in the USA!