The Ergo+ Armrest takes the shape of our popular Ergo armrest and lengthens it to 124mm to increase the contact surface for your arms, thus lowering the pressure on your skin even further. Additionally, we’ve developed a new surface pattern that helps to increase grip and wick away sweat. The Ergo+ can be paired with any of our current and recent model aerobar's as a potential comfort upgrade SPECS: Bolt Spacing: 15mm Reach Increment: 15mm Width Increment: 18.5mm Length: 124mm Stack: 16mm Armrest Construction: Injected Nylon/Glass Fiber Pad Construction: EVA foam Pad Model: 10mm Color: Matte Black Hardware: M6 x 10 FHB Weight: 217g