Top Link Heavy Duty Cat 2/2 Ball End for John Deere 6534 6600 6605 6610 Tractor. Cat 2/2 Tube length: 280mm Minimum Length: 530mm Maximum Length: 720mm Thread size: M36 x 4 Pin hole sizes: 25.4mm Heavy Duty. John Deere 5105, 5200, 5205, 5210, 5220, 5225, 5300, 5310, 5320, 5325, 5400, 5410, 5415, 5420, 5425, 5500, 5510, 5520, 5525, 5615, 5625, 5715, 5725, 6010, 6020, 6090, 6100, 6110, 6115, 6120, 6125, 6130, 6140, 6200, 6205, 6210, 6215, 6220, 6225, 6230, 6300, 6310, 6320, 6325, 6330, 6400, 6403, 6405, 6410, 6415, 6420, 6425, 6430, 6500, 6505, 6506, 6510, 6515, 6520, 6525, 6530, 6534, 6600, 6605, 6610, 6615, 6620, 6630, 6715, 7130, 7220, 7230, 7320.