Friday (Day 1) - Start Bike ride approx 2:00pm
Caernarfon Castle > Dolgellau (Kings YHA)
http://gb.mapometer.com/en/cycling/route_1293143.html
45 miles
Ascent = 1857ft
Descent = 1526ft
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Saturday (Day 2)
Dolgellau (Kings YHA) - LLandewi Brefi (Tyncornel Bunkhouse)
http://gb.mapometer.com/cycling/route_1474608.html
74 miles
Ascent = 4026ft
Descent = 3360ft
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Sunday (Day 3)
Llandewi Brefi (Tyncornel Bunkhouse) - Pen y Rhiw
http://gb.mapometer.com/cycling/route_1474646.html
62 miles
Ascent = 3392ft
Descent = 3714ft
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Total = 181 miles
Ascent = 9275ft
Descent = 8600ft