Our System Plast™ mounted ball bearing supports feature multiple housing styles, configurations and materials. The extended inner race bearing inserts are available in AISI 52100 chrome steel or 400 series stainless steel. Inserts are offered standard with setscrews and feature a single lip contact seal. An optional back housing spring seal and end cap provides a good balance between contaminant resistance, grease loss and friction. These bearings are available in inch or metric bore with a wide variety of housings in both polyamide and Nolu-Clean™ materials.