20" Fineline SS propshaft; stainless steel tube with stainless steel shaft, supported by brass bushings:
Fineline tube Ø 6mm
Tube length (including bushings) 20" (508mm)
Shaft length 21.25" (540mm)
Shaft Ø 4mm
End 1 threaded M4 for 12mm
End 2 threaded M4 for 20mm to accommodate majority of modern props
Fineline nuts and washers included