Bob's Machine Shop QUAD IV X O/B SST

Bass boats, rib boats, offshore sport fishing boats, and many other outboards applications using newer 3.0 liter and larger outboards will love the Quad IV X O/B SST, four blade stainless steel hi-performance propeller. With 15” diameter and dual PVS Vent Holes, this hybrid will provide awesome lift and load carrying ability. Excellent top end speed without sacrificing hole shot is the trademark of the SST. This propeller provides great boat attitude and handling in rough water. Available in pitches from 19-34” in one inch increments. The square bore design is standard, and will accept all the Mercury hub insert kits. Counter rotation is available in all pitch sizes. Precision balancing, heat treatment, and polishing are standard.