Technic Driving Ring Extension, 8 Ridges

Piastra rotonda 1 x 1 con stud pieno Piastra 1 x 3 Plate Special 1 x 2 Rounded with 2 Open Studs Piastrella 1 x 4 con scanalatura Piastra 1 x 2 Plate Special 1 x 1 x 2/3 Half Round with Side Stud Piastra 1 x 1 Brick Curved 1 x 2 x 2/3 Double Curved Top, No Studs Piastra rotonda 1 x 1 con stud aperto Tile 1 x 1 con scanalatura Brick Sloped 1 x 6 x 1 with 1 x 2 x 1/3 Cutout Plate 2 x 3 with 1 x 1 Cutout