HomeUSAColoradoLyons Vrain CanyonsNorth Fork of the Vrain RiverLongmont Reservoir Area (aka Buttonrock)Entryway SlabsFirst Door5.6Shark Fin5.8+5.7tradtrFA unknownCREATED UPDATED Tick this climbDescriptionProtectionRoutes in Entryway Slabs1Rock Biter5.3Sport2First Door5.6Trad · Tr3Joy5.7Trad · Tr 4Shark Fin5.8+Trad · Tr