Volvo Penta Stuffing Box for shaft diameter of 1.25 inches and a sleeve diameter of 2 inches.This is the moulded packing or stuffing box for the prop shaft. Simple, This packing box is specifically dimensioned for Volvo Penta propeller shafts and sleeves. Supplied complete with installation tools and a tube of grease.Shaft Diameter: 1.25 inch (31.75mm)Sleeve Diameter: 2 inch (50.8mm) (Tolerance +0.5/ -0.3)Measurement A: 36mmMeasurement B: 75mmVolvo Penta Part No: 3819725