Shorter BM 12 Summer 107 km +885m Newhaven-Chalvington-Isfield-Cooksbridge-Plumpton-Dyke 107.2km +885m max grade 9.4% says ride with gps Route on Ride with GPS here So you can pin, download .fit or .tcx or whatever you wish Via Lewes not Newhaven BM 12 Summer 107 km +1,228m Lewes-Glynde -Chalvington-Isfield-Cooksbridge-Plumpton-Dyke 107.2km +885m max grade 9.4% says ride with … Continue reading BM 12 Summer and Winter