https://www.tractor-specifications.com/tractors/parrett/6 2026-04-08T02:29:51.833Z monthly 0.7 https://www.tractor-specifications.com/tractors/parrett/e-10-20 2026-04-08T02:29:51.833Z monthly 0.7 https://www.tractor-specifications.com/tractors/parrett/h-12-25 2026-04-08T02:29:51.833Z monthly 0.7 https://www.tractor-specifications.com/tractors/parrett/k-15-30 2026-04-08T02:29:51.833Z monthly 0.7