The Bolly BL3L1007 is a laminated hardwood three-blade prop sized 10x7 for electric model aircraft that accept 10x7 three-blade mounting. The laminated build gives consistent blade stiffness and a classic scale finish rather than the high-rev response of composite props.
Fitting is straightforward on standard RC hubs: confirm the hub or spinner accepts a 10x7 three-blade profile, check rotation direction, and use the correct fasteners. Verify hub alignment and spinner clearance before the first run to avoid contact with cowlings or fuselage panels.
Balancing and basic tuning matter with wooden props. Perform a static balance check and remove small heavy spots with light sanding on the rear face only, then re-check balance. Small shifts in mass distribution change thrust and vibration, so retest motor loading and ESC temperature during full-throttle checks after any prop swap.
Safety notes: remove the prop when handling the battery or performing setup, inspect for cracks or delamination before each session, and replace the prop at the first sign of damage. Use the appropriate nut or spinner size and apply threadlocker where recommended for your airframe.
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