Adaptors for Yakima fat cat ski/snowboard carrier to attach to the T-slot on Thule , Whispbar, Rhino Vortex and any other bars with a standard t-slot. These are also the replacement t-bolts if you have lost them from your Whispbar Wb300 ski rack.
Includes four attachments for mounting a Thule DockGrip / DockGlide kayak carrier or a SnowPack ski carrier onto square bars.
An adapter for fitting the Thule SnowPack ski carrier directly into the t-track (30x24mm) of some BMW and Renault original load bars.