These joints are hard-working driveline components in HPI's 1/5 scale machines

It is designated for use with RB7

front track bar

22 tooth pinion gear

3mm thickness material

Losi TLR244085 Insert Set Adjustable Pivot 8X 8XE 2.0 Hex Wrench These joints are hard-working drivelineLosi TLR244085 Insert Set Adjustable Pivot 8X 8XE 2. 0 The Losi TLR244085 is an adjustable pivot insert set built for the 8X and 8XE 2. 0. This genuine Losi part is a direct fit replacement, restoring your suspension's original adjustability and geometry options. Whether you're repairing worn inserts or upgrading a well used 8X or 8XE 2. 0, this factory correct insert set installs just like the original it replaces, so you can get back to the track