The Bolt, With Washer(3rb) is the cheapest item from this partsfiche.
In this schematic the "Band" is used most often.
Parts such as the Electrical 1: Immobi. Unit Comp., Plug Cap Assy, Clamp(1vj), Rectifier & Regulator Assy are included in the Xt660x 2007 11b1 Finland 1f11b-300f1 Electrical 1 parts fiche.