Col de Polyn hillclimb TT from Ffairfach to top of Y Polyn hill (9.3 miles, +624')
https://ridewithgps.com/routes/46779144
From: B4300 approx. 400m from Junction at Ffairfach with A476 (https://w3w.co/kingdom.deleting.spacing)
To: Top of hill past Y Polyn (https://w3w.co/situated.defeated.clinking)