The Stand 21 Tethers FHR sliding tether system is homologated to the FIA8858-2010 standard and can be fitted onto HANS devices with either a FIA8858-2002 or FIA8858-2010 standard.
Fitment is easy by unscrewing your present tethers and simply screwing the new clamps onto the rear of your HANS. This sliding tether is legal to fit on either a FIA8858-2002 or FIA8858-2010 HANS post.
Choose between the 17-inch version for small HANS devices, the 18-inch version for medium size, and the 19-inch version for large size.