Just use a thin synthetic (cotton rots) shoe lace like this.Glad I found this thread I pick my Rail 9 up on friday and will do this straight away.... just got to find a lanyard haha
Post in thread 'Trek Rail 7 Gen 2...upgrade Purion to Kiox300?' Rail (625Wh) - Trek Rail 7 Gen 2...upgrade Purion to Kiox300?