Dubro 4-40 x 5/8in Swivel Ball Links for 4-40 Rods RC Linkage Hardware - DUB2161 S.E.5a Supplied as a left and

Supplied as a left and right pair complete with return springs

16 long rod ends

and it's compatible with several Grom variants including the ARA2102T1

Traxxas SCT 76064-5

LiPo or NiMH battery pack compatible with the TRX-4's High-Current connector (sold separately)

Dubro 4-40 x 5/8in Swivel Ball Links for 4-40 Rods RC Linkage Hardware - DUB2161 S.E.5a Supplied as a left andThe Dubro DUB2161 4 40 swivel ball links are precision linkage hardware designed for use with 4 40 threaded pushrods in RC aircraft control systems. Each swivel ball link allows the pushrod to articulate freely at the control horn or servo arm connection point, reducing binding and maintaining smooth, consistent control surface movement. Supplied in a pack of two with hardware included. Key Features Designed for 4 40 threaded rods, making them