51377 is a tribade propeller which is newly upgraded for the raceing environment.

Optimizing pitch to match new racing motors on the market. It thickens weak areas so that it can withstand minor impact and re-fly during the race.

Description

• Inch: 5in
• Pitch: 3in
• Weight: 4.5g    
• Center Hole Inner diameter: 5mm
• Recommended Motor: 2207 2100kv 
• Prop Disk Diameter: 129.7mm
• Center Thickness: 6.1mm
• Max Prop Width: 14.7mm
• Materials: PC