Select page: ST592614 Middle Block ST592615 Feed Roller Block ST592616 Delimbing Knives Block ST611310 Valve Block ST611311 Saw Block ST611312 Feed Motor, Block ( - 001005) ST611313 Valve Block with Chain Tightening Valve (for Feed Roller Motor) (001006 - ) ST611317 Tilt Block ST611318 Valve Block, Rotator (Optional) ST611319 Valve Block, Rotator, Proportional (Optional) ST611320 Saw Valve, Block ST611321 Valve Block, Chain Tightening ST611322 Flow Dividing Block, Option Other parts group: 44 Cutting Mechanism HTH450 4401 Blades HTH450 4440 Frames HTH450 4443 Moveable Frame HTH450 4450 Drives HTH450 4460 Hydraulic System HTH450 4462 Valves HTH450 4463 Lines, Hoses & Fittings HTH450 4465 Cylinders HTH450