4000Kg Tandem Boat Trailer Torsion Bar Independent Suspension Kit. 12'' Stainless Disc Brakes W189 45MM ROUND OR 45MM SQUARE

45MM ROUND OR 45MM SQUARE (45mm mounts can be used for 50mm axles)

AXLE LENGTH TIP TO TIP: 1955MM

2X SS304 HEXAGON BOLT M12X80 / HALF THREAD BOLT

2X 40MM SQUARE AXLES

2X LM KOYO BEARING SETS

4000Kg Tandem Boat Trailer Torsion Bar Independent Suspension Kit. 12'' Stainless Disc Brakes W189 45MM ROUND OR 45MM SQUARE4000KG TANDEM TORSION BAR INDEPENDENT BOAT TRAILER SUSPENSION KIT INTERNAL RUBBER SUSPENSION, 12" SLIP OVER HYDRAULIC DISC STAINLESS VENTILATED DISCS AND CALIPERS Torsion axles work by using rubber cords or cartridges inside the axle tube to handle suspension travel and shock absorption. Torsion axles do not use leaf springs, but instead the compression of the rubber to supply the suspension support needed. Each wheel works independently from one