ACME 4769 4 Blade 17.5" x 20" Propeller Hero while the toeside edge uses

while the toeside edge uses a longer molded-in fin and sharper rail for added grip and control

Composite shell construction for durability and precision

The quick-curing formula hardens to a glass-like finish in just one hour

Designed to perform at slightly slower speeds

easy-to-ride board that helps riders learn

ACME 4769 4 Blade 17.5" x 20" Propeller Hero while the toeside edge usesThe ACME 4769 4 Blade 17. 5" x 20" Propeller offers more surface area which means a more efficient transmission of power, higher fuel economy, and more consistent speeds. Thanks to ACME's continued devotion to push the ski and wakeboard boat propeller industry to new heights inboard props are helping ski and wakeboard boats achieve performances never before seen. Prior to 1999, ski and wakeboard boat propellers were cast from molds, a process that