 | Ultra-Prop Blades - Molded high-strength, glass-reinforced composite. Color: Black. Tip-to-root length: 26-1/4 inches. (Makes a 59” dia. prop including hub). Score lines provided ½” apart near tips for cutting to custom diameters down to 48”. All blades identical and interchangeable. Learn more about the exclusive Brolga Ultra-Prop, also from Competition Aircraft. |
 | Pitch Blocks - Molded high strength, glass-reinforced composite. Grooved faces provide precision alignment with blade base. Color: Black. (Two identical blocks per blade). Separate blocks required for each setting. Block angles from 8 degrees to 18 degrees available. |
 | Universal Hubs - Molded high-strength glass-reinforced composite with integral steel reinforcing plate. 6-1/2” O.D. Color: Black. Fits 1” dia. prop shaft. Accommodates most mounting plate bolt hole patterns from 2-1/4” to 3-1/4” dia. and ¼”, 5/16” or 8mm prop mounting bolts. Assembled hub is 2-1/4” thick. (Two identical halves per assembly). |
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A/N Hardware - Blade mounting bolts: AN4-26A (2-3/4” long). Washers:
AN960-416. Lock nuts: AN365-428. (2-sets required/blade). Corresponding A/N Hardware is also available for Brolga Blades. |
 | Hub Mounting Bolt Sleeves - (Not required for 5/16” or 8mm dia. mounting bolts). High-impact plastic. Set of 6 sleeves shipped with each Ultra-Prop Kit. ¼” I.D. x 5/16” O.D. x 2” long. Bolt Sleeves are available separately if required. |
Learn more about ordering Ultralight Aircraft Parts and the Brolga Ultra-Prop from Competition Aircraft.
Contact us regarding any questions or curiosities you may have regarding our products.
