T1R-G10 twin disc kit offers twice the number of disc surfaces for better wear heat capacity and long life compared to single disc kits. These kits use a proprietary Positive Lift Floater System design which results in quiet operation with no floater rattle and no posts to wear. ACT twin disc kits endure an exclusive four-stage heat treating process performed on all diaphragms. The ACT twin disc features the ability to adjust for disc wear and provides equal disengagement for discs. ACT's 6-pad rigid race discs are made with high quality ceramic friction materials. The chrome-moly hub is heat-treated for strength and durability. The lightweight rigid design allows for quicker shifts and trouble-free service. All ACT twin disc kits include a CNC-machined and dynamically balanced flywheel to ensure trouble-free installation and operation. ACT twin disc kits include a pressure plate two discs a floater flywheel and alignment tool. Some kits may include a pilot bearing and release bearing.