Due to different batches, there may be differences in product appearance and printed text, which not affect use. Arm thickness: 2.5mm. Lens installation size: 20mm. Motor installation hole position: 9mm x 9mm.
The "1X( GEP-CL25 V2 Frame 2.5 Inch Parts Propeller Accessory Base7804" product would be an excellent fit for users who require a propeller base for their brushless propeller systems.