Mach II Anchor and Collar for multiple pin placements for Boxed Mach II Series baskets. 18″ x 2 1/8″ tubing to be cemented into the ground for permanent use. Locking Collar that attaches to the Mach II basket’s center support pipe. 21″ x 2 1/8″ tubing, attaches to anchor with welded locking tab. Lock not included.