Drag Racing Safety- Head & Neck Protection > Other Deviceshttp://www.dragracingsafety.com/head-neck-protection/head-neck-device/Motorsport Safety Directory Head and neck protection systems other than the HANS Device and Hutchins Device.ISAAChttp://www.dragracingsafety.com/head-neck-protection/head-neck-device/detail/link-1.htmlIsaac Head and Neck Restraint System - Isaac systems are available in several models, ranging from economical versions designed for most racing environments to a titanium alloy model capable of withstanding extreme impacts.Sat, 16 Aug 2008 04:49:30 GMT