These are replacement bolts for our bolt-on seatpost collars. All items are individual units. Only one is needed per seatpost collar. You will also need one replacement  if you have misplaced or damaged your original one.
 

SPECIFICATIONS
Bolt material	Stainless Steel (Classic), Titanium (Pro)
Bolt thread pitch	M5 x 18 mm
Bolt weight	Classic (4 grams), Pro (2 grams)