2005-2025 Ford F-250/F-350 Super Duty Rear 2 Inch Bump Stop Spacer Kit Icon Vehicle Dynamics Boost Controllers It comes with a CNC

It comes with a CNC machined lock ring and an optional tool for easy-tightening

Manufactured of Polished Aluminum

Increase in cross sectional area at the bottle-necked section of the stock tubes

Insight+ Kit w/Custom Tune License 2020-2023 L5P Duramax Take full control of your diesel performance with the Edge Insight+

2005-2025 Ford F-250/F-350 Super Duty Rear 2 Inch Bump Stop Spacer Kit Icon Vehicle Dynamics Boost Controllers It comes with a CNCThe ICON 2 inch bump stop spacer kit drops OE rear bump stops of 05 25 F 250 F 350 by 2 Inch to limit up travel for fitment of certain suspension components, or ensuring clearance of larger tires when the suspension is fully compressed. The CNC aluminum spacers are also useful to ensure proper bump location when deleting OE rear leaf spring blocks when installing new rear leaf springs or if a shorter than OE block without a bump stop tang is desired.