Technic Driving Ring Extension, 8 Ridges

Technic Pin with Friction Ridges Lengthwise with No Center Slots Bracket 1 x 2 - 1 x 2 Inverted Plate 2 x 2 Animal Body Part, Barb / Claw / Tooth / Talon / Horn, Small Bracket 1 x 2 - 1 x 2 Brick Curved 2 x 2 x 2/3 Tile Special 2 x 3 Pentagonal Plate Round 1 x 1 with Open Stud Arm Mechanical with Clip [Thick Support] Plate 2 x 4 Plate Special 2 x 2 x 2/3 with Two Studs On Side and Two Raised [Half Hollow Anti-stud] - Updated Version Plate 2 x 3