The Lau 60-7658-05 5/8" bore interchangeable hub for Lau condenser fan blades.Features:
- All steel with extra metal for durability in the two mounting surfaces.
- One inventory for all propellers -- hex on one side, round on the other.
- Double locking device grips threads without backing out.
- 5/8" and 3/4" models have keyway with extended body length for increased strength.