Seatpost Collars

Phil Wood & Co. seatpost collars are machined out of solid US-produced billet aluminum. Each collar is machined in-house to the same high-quality standards we apply to all of our products.
 
AVAILABLE COLORS
 
Silver, Black, Red, Blue, Green, Purple, Pink, Gun Metal Gray
 
AVAILABLE SEATPOST DIAMETERS
 
28.6 mm (44 grams), 30.0 mm (42 grams), 31.8 mm (39 grams), 34.9 mm (34 grams)
 
Please note: Seatpost clamp diameter is the outer diameter of your bicycle frames seat tube. Not your seatpost that your bicycle seat/saddle attaches to.