Length 400 mm. Offset 16 mm. Weight 355 g. Material AL6061-T6. where to buyother views Photogalleryphotogalleryproduct options Photogallery Product options blackd.30,2mm/ l.400mm = UA#29442405 d.31,4mm/ l.400mm = UA#29464405 d.31,6mm/ l.400mm = UA#29466440