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) - -
Bosch Professional adapters for the FSN OFA guide rail (for use during guided routing with Bosch FSN guide rails) - - Amazon.com
Bosch Professional Circle Cutting Guide and Guide Rail Adapter (for FSN 70/140, Accessories for Routers) - - Amazon.com
Bosch 1600Z0000X Parallel Guide for GKT 55 GCE, Blue - - Amazon.com