Howz Well-known member Joined Oct 12, 2019 Messages 449 Reaction score 498 Location Chester Jul 3, 2025 #1 I’ve searched through posts on here but can’t find a definite answer, is there a battery extender available anywhere (preferably UK) for a 2021 trek rail 7 … non smart system? Thanks
I’ve searched through posts on here but can’t find a definite answer, is there a battery extender available anywhere (preferably UK) for a 2021 trek rail 7 … non smart system? Thanks
DIY update of Powertube 625 Wh Horizontal Trek battery?