ACME 536 4 Blade 13.5" x 16" Propeller Hero and grilles help them to

and grilles help them to work just as good years from now

giving you the best of both worlds

like with all REVO series speakers

Harmonic Prop Puller

ACME 536 4 Blade 13.5" x 16" Propeller Hero and grilles help them toThe ACME 536 4 Blade 13. 5" x 16" 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