Ritchey Pro Road Handlebars Clamp Diameter- 31.8mm Width- 42cm Reach- 100mm Drop- 135mm Weight- 233g Made out of 6061 Alloy Reach and drop progressively increases with bar width—ensuring optimal fit in every size Anatomical bend for wide spacing at the tops and ample forearm clearance in the drops Center section is aero bar compatible No-slip grit at stem and brake lever mounting surfaces