Concord to Groton Hills Loop

48 mile ride through Concord, Carlisle, Westford, Groton and Chelmsford. Pace 13 to 14 mph, there will be a >2000 ft vertical gain. We will stop for lunch in Groton. Riders should be able to self-navigate with RWGPS. Helmets required, sustained rain cancels. Riders should be able to fix a flat and complete the ride in 3.5-4 hours. We will meet at 9:15 and depart at 9:30 AM.

Registration required: exact starting location and RWGPS route will be sent to all registrants.
To register, go to:
**https://activities.outdoors.org/s/oc-activity/a5UUN000001eBQn/act00015836**