Proper BSH frames are currently being shipped to Full Factory’s warehouse! The newest addition to Proper’s frame category, the BSH frame is built with strength and agility in mind. The BSH comes with a 74.75 degree head tube, a 70 degree seat tube and a 9 inch stand over height. Check out Alex Plat riding his red signature colorway of the BSH frame from Proper. Picture found on the OSS site.