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.co.uk: DIY & Tools
Bosch GKT55GCE Professional Plunge Saw with 2 1.6m x Rails & Connector - Ray Grahams DIY Store