Polyurethane (PU) Adhesive and sealer, Very strong, waterproof and sticks to virtually all engineering construction materials – body panels, glass, metal etc, Bonded joint remains slightly elastic so very useful for attaching parts that could potentially suffer damage from vibration or stress e.g. body panels, glass etc,  Suitable for bonding all Triking panels, windscreen, fibreglass and bodywork parts etc, Over paintable, fits a std type skeleton / mastic gun.