On any trip of any distance you're going to run into a big one sooner or later. If you want to get out on local roads and trails for a couple hours or a day, here are the two best nearby sources of equipment. They can also offer ideas for routes, depending on your interests and abilities. Located just south of the town of Grafton on the Townshend Road. Look here for rate information.
Rental fee includes helmet, water bottle and maps.
Private tours available. Another option, considerably farther away but a favorite of the natives, is the West Hill Shop in Putney. F or you downhillers, there are two nearby ski areas which offer extensive terrain, serviced by ski lifts, to mountain bikers in the summer months. Both areas also offer rental equipment. Mount Snow , West Dover.