HomeUSAMassachusettsEastern, MAAyer BouldersChimney BouldersGrinding on a Sick RailV5AyerloomV0-1V2+boulderingFA unknownCREATED UPDATED Tick this climbDescriptionLocationProtectionRoutes in Chimney Boulders1The Saber SitV7-8Bouldering2The SaberV7-Bouldering3Chimney Fire ExitV3Bouldering4Chimney FireV5Bouldering5Grinding on a Sick RailV5Bouldering6Bear HugV2+Bouldering 7AyerloomV0-1Bouldering8Unknown CrackV2Bouldering