Fastrax Black Throttle Ballcups (4)

The Fastrax Black Throttle Ballcups (4) provide straightforward ball-cup ends for throttle linkages on RC models. Supplied as a pack of four under part number FAST43BK, they are an easy way to refresh worn linkage hardware or keep spares in the pit box.

The neutral black finish gives a clean, consistent look across your model, while the four-piece pack helps cover complete linkage builds or routine maintenance. From general RC throttle linkage setups to simple replacements, these Fastrax ball cups keep things neat and functional.