28mm from under head, 12mm is threaded. Requires a 5/16" nut if your seat tube has no thread.
BUCKLOS 31.8mm Handlebar Aluminum 780mm MTB DH Bike 1.18/1.97in Riser Handle Bar
Occ Bike Collection X7 1 .18 ScaleDiecast ModelMotorcycle
SeatyLock Mason 7.1" / 18 cm U-Lock Sold Secure Diamond - Black
2Pcs Writable Wrist Band, 9.45" x 1.18" Slap Bracelet for Reminder (Purple)
2Pcs Writable Wrist Band, 9.45" x 1.18" Slap Bracelet for Reminder (Beige)
M-Part Alloy Headset Spacer Pack 1-18" x 10 mm Silver x 25 Pieces - GN-309-D9
