Raceworks Fibreglass Heat Sleeving is constructed using a Fibreglass braid, and covered in a black silicone rubber. It forms a protective barrier in high heat environments. Withstands a continuous operating temperature of 260degC, and has a maximum short term exposure of 1100degC. Sold in 1M lengths. Available in 8mm, 12mm, 16mm, 19mm, 22mm and 25mm I.D. Part number is RWM-051-xxMM. all sizes except 8mm have a Raceworks logo.