HT032 Tamiya Panther/Jagdpanther Scale operating idler adjustment system. Tamiya Panther/Jagdpanther Scale operating idler adjustment system, a vast improvement over the stock system. Positive adjustment of each idler arm separately. All metal construction. Adjustment is through the idler adjustment access cover on the rear hull plate for each side. Kit comes with all parts needed and illustrated instructions for installation with English translation. Easy and positive idler adjustment. HT030 cover plate kit with rare earth magnets available.