uxcell 5 Pairs Black 3 x 2 Inches 2-Vanes Flat Prop Propeller 3 Hole for RC Aircraft Country of Manufacture: CHINA; Material: Plastic; Net Weight: 7g Package Content: 5 Pairs x Propeller; Model: HY001-04901; Main Color: Black Propeller Type: CW/CCW Prop; Rotation Diameter: 3 Inches/ 76mm Pitch: 2 Inches/ 50mm; Vane Quantity: 2 For Shaft Dia.: 1.6mm, Double x 2.3mm; Hole Spacing: 1.5mm/0.06", 2.5mm/0.1"