Profile: Kestrel Signs produces lockable cases, postercase, posterframes, posterlight, signframe, signcase and Springflexr. Our signframe is designed to carry acrylic, aluminium, foam panels and Dibond panels in various thicknesses up to 8mm. This signframe is supplied with vertical supports to allow more positive fixing of the frame and all trims are removable for access. Available in straight lengths or ready assembled for ease of fitting. Our range of quick release posterlight frames includes 18mm, 32mm and 45mm profile.