Yamaha - M/T Series Aluminum Propeller - 3 Blade - 13-3/4" x 21 Pitch - RH Rotation - 6G5-45943-01-00. M or T Series Propellers for 4.75" Gearcases are designed for use with Yamaha models 150-300 and F150-F300 (V6) and includes a variety of boat propellers including performance 3 Stainless Steel propellers, M/T Series FXP Stainless Steel Props, and lightweight Aluminum Propellers.. 6G5-45943-01-00 - AL.PROP. 13 3/4 X 21