Impeller Caterpillar/Cummins/Detroit Diesel/DJ Pump/Jabsco/JMP/Johnson Pump/Oberdorfer/Renault/Vetus/Volvo-Penta 500105GT ronstan utility block series 25 30 narrow - single becket tube rivet head Swivel fork has a 5mm

Swivel fork has a 5mm and 11

On-Off switching knob is fitted to both sides of the swivel blocks (one can be removed if desired)

Does not include hardware to attach mount to stringer

or anchoring

Impeller Caterpillar/Cummins/Detroit Diesel/DJ Pump/Jabsco/JMP/Johnson Pump/Oberdorfer/Renault/Vetus/Volvo-Penta 500105GT ronstan utility block series 25 30 narrow - single becket tube rivet head Swivel fork has a 5mmKeep your marine engine running smoothly with this high quality Impeller Compatible with Caterpillar, Cummins, Detroit Diesel, and more Made of durable neoprene with 9 blades for optimal performance Spline Drive with a Shaft Diameter of 25 22. 5mm Overall Diameter: 95mm, Depth: 63. 1mm Perfect for Jabsco, Johnson Pump, Renault, and more Get your boat back on the water with this essential part!