Amazon.com: Bosch Professional FSN WAN angle guide for guide rail (compatible with all Bosch GKS Professional circular saws, GKS G-models, GKT plunge saws, selected GST jigsaws + GOF routers with adapter) :
Amazon.com: Bosch Professional Gks 18 V-57 G Cordless Circular Saw (Without Battery And Charger) - L-Boxx : Office Products