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) : Automotive - Amazon.com
Bosch Professional Adapter for Guide Rails - Amazon.com
Bosch Professional guide rail FSN 1600 (long. 1600mm, compatible with GKS G Bosch Professional circular saws, GKT
Führungsschienenadapter Bosch GKS 190 GKS 18V-57 Professional PKS u. GKS 18V-LI | eBay
Bosch GKS 190 Professional circular saw, 70 mm cutting depth - YouTube