Di2 Wire Silencer | For Shimano Electric Cable Frame Noise Canceling Tool R8170 R9250 R7170 R9170

1 Pack 20pcs
Design for Shimano Di2 SD50 & SD300 wire
(11speed and 12speed Di2 wire both support)

Eliminate rattling noise inside frame of impaction between Di2 wire and frame,
ensure a quiet & quality ride.

Plastic material,
Plug and play.