Technic Pin Connector Round Curved with Fin and Hole

Tile Round 1 x 1 Arm Mechanical with Clip [Thick Support] Technic Pin with Friction Ridges Lengthwise and Center Slots Technic Pin 1/2 without Friction Ridges Plate Special 2 x 2 with Bar Frame Octagonal, Reinforced, Completely Round Studs Minifig Footwear Flipper [Thick] Brick 1 x 6 Plate 1 x 8 Cone 4 x 4 x 2, Axle Hole [Plain] Animal Body Part / Plant, Tail / Claw / Horn / Branch / Tentacle, End Section Brick Sloped 18° 2 x 1 x 2/3 with 4 Slots / Grate Brick Arch 1 x 6 x 2 Curved Top