Classic type Seat Binders.
8mm "tube Sex" bolts for use on traditional frames with integrated clamps.
Fixed side has a "key" to lock into frame notch to prevent spinning whilst tightening, and, additionally features a 5mm Hex broach - in case the key/notch fail to hold the torque.

• Cr-Mo steel
• 8mm outer diameter
• Keyed for frame notch
• Double end 5mm Allen key broached
• Chrome Plate
• Available in 19, 22 or 25mm lengths (minimum internal clamping size)