Specifications:

• Shimano Ultegra 600 Seatpost
• SP-6400
• Alloy
• Silver
• B-Type Aero version
• 26.8mm diameter
• 200mm length
• Approx Weight (27.2mm version): 296g
• NOS, new in box Shimano seatpost in original box. May have some minor evidence of shelfwear from storage, though there appears to be none of note.