ALLOY 30.9

 Box One Zero Offset Seatposts are 3D-forged from heat-treated 2014-T651 Aluminum for exceptional strength A proven, two bolt clamp design provides a stable and secure connection with your saddle, and an anodized finish and laser etched graphics give these seatposts a touch of style that would make an elegant addition to any bike Chromoly hardware 30.9mm 400mm Black 2014-T651AL 0 297g ...

 Carbon seatpost with CNC alloy head Carbon top clamp Double bolt design for easy angle adjustment 30.9mm 400mm Black Aly 0 253g

 AL6061-T6 w/ 3D forged head HRT graphics ~ 270g 30.9mm 350mm Blk Aly 0 270g

 The X-lite Seatpost offers maximum strength without the weight 3-step manufacturing process is first 3D forged, then CNC turned and milled for a seamless solid piece Laser etched graphics and visually stunning color options Ideal for anyone looking for a simple, elegant, and durable seatpost Dual Ti bolt locking mechanism 30.9mm 400mm Red 6061AL 0 305g ...

 Aluminum construction Double bolt clamp 30.9mm 400mm Black AL6061-T6 0mm

 Forged AL6061-T6 alloy construction Micro-adjust 2 bolt hinged clamp design Extra long 400mm post 0mm setback 30.9mm 400mm Silver AL6061-T6 0mm 326g

 Forged AL6061-T6 alloy construction Micro-adjust 2 bolt hinged clamp design Extra long 400mm post 0mm setback 30.9mm 400mm Black AL6061-T6 0mm 326g

 3D forged one-piece AL7050-T6 construction Wide saddle clamp design reduces rail stress and flex Micro-adjust 2 bolt clamp design 15mm setback ISO-Mountain safety certified 30.9mm 350mm Black AL7050 15mm

 3D forged one-piece AL6061-T6 construction Wide saddle clamp design reduces rail stress and flex Micro-adjust 2 bolt clamp design 15mm setback ISO-Mountain safety certified 30.9mm 350mm Black AL6061 15mm

 Forged alloy construction Integrated index adjust seat clamp Weight: 325g 30.9mm 350mm Blk Aly 25mm 357g

 Made in the U.S.A. Post and cradle are machined from 1- piece of 7000 series aluminum 41mm seat rail grip length 40% stronger on ultimate strength test than competitor posts 30.9mm 410mm Blk Aly 0 263g

 Made in the U.S.A. Post and cradle are machined from 1- piece of 7000 series aluminum 41mm seat rail grip length 40% stronger on ultimate strength test than competitor posts 30.9mm 367mm Blk Aly 0 243g