Start at Swopes Valley trailhead.
Turn left onto the Bear hole trail.
Ride for 5.2 miles to the AT bridge across the Swatara Creek
Trun right onto the bridge
Turn right off of the bridge onto the Swatara Rail Trail. Follow the paved road until you see a sign for the rail trail to your right.
Follow the rail trail until you get to Swopes valley road.
Ride along the road for 1/4 mile back to Swopes Valley Trailhead