Find Connecting Blocks at ElectricianSupplies.com. Call our friendly customer service representatives at 800-448-2014 if you have any questions. We do stock Connecting Blocks and they usually ship within #time#. We work very hard to honor our shipping and delivery estimates! At ElectricianSupplies.com, your satisfaction is our number 1 concern! We've been at it for over 15 years and we have satified thousands of customers like you.