PLATT Bike Seat Post Clamp Aluminium Alloy Bicycle Seatpost Collar 28.6mm / 31.8mm /34.9mm

Material: Aluminum alloy, Weight: 23g (for 34.9mm clamp): Durable and lightweight material with a weight of 23g for the 34.9mm clamp, providing a sturdy and reliable hold Color Options: Black, Blue, Gold, Red, Silver: Stand out from the crowd with a choice of five vibrant and long-lasting color options Easy Installation: Secure with a 4mm Allen (hex) head key: Quick and easy installation with a 4mm Allen (hex) head key, ensuring a secure fit Suitable Frame Seat Tube Diameters: 28.6mm, 31.8mm, 34.9mm: Designed to fit frame seat tubes with diameters of 27.8mm-28.8mm (for 28.6mm clamp), 30.2mm-32.1mm (for 31.8mm clamp), and 33.5mm-35.2mm (for 34.9mm clamp) Recommended Seat Post Diameters: 25.4/27.2/31.8mm: Typically used with 25.4, 27.2, or 31.8 seat posts, but always measure the actual seat tube O.D. of your frame for accurate fitment