DMR Defy Stem 31. 8The Perfect Choice If you're an aggressive rider out on the trails, you'll want some durable components so you can ride with confidence. The DMR Defy Stem is the perfect choice for your trail or all-mountain build. It features a low stack height, a Top-Close clamp design, a wide clamping area for bar stability, and an internal steerer clamp to keep your knees safe out on the trail. Features CNC-machined 6061 aluminum construction that is lightweight and durable Top-Close clamp design that holds your bars tight Wide clamping area for bar stability SPECIFICATIONSLength35mm, 50mm Rise5mm Bar Clamp Diameter31. 8mm Stack27mm Material Aluminum Intended Use Mountain Weight TBD | Dmr | Defy Stem - 31. 8 | Black | 31. 8Mm X 35Mm, 0 Degree | Aluminum