SlideSmart HD Base Riser and Post Mount Retrofit Kit March 06, 2020 18:17 Updated How to install the base extension and adapter kit MX4489 InstallInstructions_Accessory_SlideSmartDCHD_Base Riser_Post Mount_Retrofit Bracket_MX4544.pdf 6 MB Download Related articles SlideSmart HD Programming & Operations Manual SlideSmart HD Spec Sheet SlideSmart HD Heater Kit Installation Instructions SlideSmart HD Quick Start Guide SlideDriver Programming & Operations Manual (all models)