This is a Drive Rebuild kit for the Team Associated 18T by MIP. This is the part that goes between the Dogbone and the Drive Axle to hold them together. FEATURES: Metal Construction Black in Color INCLUDES: (2) Joints w/ pins REQUIRES: Installation between the dogbone and the drive axle. SPECS: Length: 0.19" (4.8mm) Diameter: 0.15" (3.8mm) COMMENTS: For Drive Bone use MIPC1441 for Drive Axle use MIPC1442. MIPPart MIP1443