Coflein description:
Remains of three burial cairns on the summit of Trichrug hill. The cairns are circular on plan. The northeasternmost cairn (item A, SN69972299) which is the largest and best preserved, measures about 18m in diameter and up to 2m in height.
The central cairn (item B, SN69942295) measures about 12m in diameter and up to 0.3m in height.
The southwestermost cairn (item C, SN69902292) measures about 12m in diameter and up to 1m in height. Stone has been robbed from the cairns and used to construct the overlying drystone march wall.
Source: Cadw scheduling description. F.Foster/RCAHMW 16.08.2006