Aluminum Boat Propeller 12 and Three Quarter Inch Diameter 21 Pitch 3 Blades Right Hand Rotation 15 Spline Backup Replacement for Mercury Outboards 40 140HP OEM 48 77348A45 Hub Kits Included

Aluminum Boat Propeller 12.75in Diameter, 21 Pitch ✔️ Diameter 12.75in, Pitch 21in, 3 Blades, RH, 15-Spline

This aluminum boat propeller serves as a backup replacement for Mercury outboard engines in the 40-140 HP range, with hub kits included for quick swaps and secure mounting. It is built to provide durable performance without sacrificing speed or RPMs, helping you stay on the water longer.

✅ Diameter: 12.75 in
✅ Pitch: 21 in
✅ Blades: 3
✅ Rotation: Right Hand
✅ Tooth: 15
✅ Material: Aluminum alloy
✅ Replace OEM: 48-77348A45
✅ Hub kits included: forward thrust washer, drive sleeve, aft adaptor, tab washer, prop nut

💡 What is a handy question to ask when shopping for outboard prop replacements?

A handy guide helps you pick the right prop and swap quickly.

• Compatibility: Mercury outboards 40-140 HP
• Key specs: 12.75 in diameter, 21 in pitch, 3 blades, 15-spline
• Included hardware: hub kits and mounting components
• Durability: aluminum alloy construction for long service