Recommended frames that could fit these props.

Beta75 Frame

Beta75S Frame

Beta75 Pro Frame

Beta75 Pro 2 Frame

Specification

Product material: Clear Plastic

Inner diameter:  1.0mm Shaft

Height: 7.2mm

Weight (2CW+2CCW): 2.40(g) 

Package

Multi Color ( 16 PCS )

8 * CW 4-blade 40mm Whoop Props Multi-color 

8 * CCW 4-blade 40mm Whoop Props Multi-color