Old Books set it's a lowpoly game ready set of books with unwrapped UVs and PBR textures.**UVs:
channel 1: overlappingchannel 2: non-overlapping Textures resolution: 2048x2048px. Textures format:
Textures set includes:
Metal_Roughness: BaseColor, Metallic, Normal.Unity 5 (Standart Metallic): AlbedoTransparency, Normal, MetallicSmoothness.Unreal Engine 4: BaseColor, OcclusionRoughnessMetallic, Normal**