M661 Float Tube$25.00 Replacement float tube for M661 drive shaft. M661 Float Tube quantity Add to cart Description Description Replacement float tube for M661 drive shaft. Part no FLOAT TUBE Related products 8″ O.D. x 1″ V-Belt Pulley $54.00 Add to cart 1″ Pillowblock $19.00 Add to cart Autofeed Cylinder Thrust Race $4.00 – $5.00 Select options 3.5″ O.D. x 1/2″ Pulley $34.00 Add to cart M81 Complete Gearbox $826.00 Add to cart