Available in 2 choices of compound: Sintered Clarks sintered disc pads use harder compound pad with increased carbon content. Sintered pads are designed to deliver maximum performance under stress and extreme conditions. Consistent through sustained riding they are ideal for hydraulic brake systems. Organic Clarks organic disc pads are specifically designed to give the best performance under normal conditions. The organic compound gives improved noise reduction as well as increased ‘bite’. Recommended for use with Mechanical Systems. Model Compatibility: Hayes Stroker Ryde, Dyno Supplied with spring clips where applicable Sintered pad only illustrated