Replacement Propeller Blade Clamping Block Set
Available with 1/4-in clamping bolt holes for the 2, 3, and 4-blade Standard hubs
5/16-in clamping bolt holes for the 4, 5, 6, 8, 10 and 12 blade OS & Turbo hubs.
The list price includes two halves which is enough for one propeller blade.
Example: If you are replacing all blocks on your 3-Blade Standard Hub, you need 3 of these sets.