1. Product Overview The 61905-2RS1 thin wall deep groove ball bearing adopts slim lightweight structure with double contact rubber seals. It keeps internal grease well and blocks fine dust effectively. It fits miniature motors, automation parts and textile machines requiring compact installation space and smooth rotation. 👉 Get a quote within 24 hours for your project 2. Technical Specifications Model 61905-2RS1 Inner Diameter (ID) 25 mm Outer Diameter (OD) 42 mm Width 9 mm