Dee Zee Bolt-On Tailgate Board - OEM Bolt Mount - 1/2 in Thick - 1-Piece - Black - GM Midsize Truck 2015-22 4101SMLBK Block mount to fan hub

Block mount to fan hub dimension is 5-5/8"

The centrally located locking system has dual opening positions allowing adjustment for the visor to be slightly open for extra airflow as preferred by some karters in damp conditions or left completely sealed

Adjustable top air system sizes from L 60 - XXXL 64

Aluminum spacers include 3/4" to 5/8" water pump shaft reducer bushing

Dee Zee Bolt-On Tailgate Board - OEM Bolt Mount - 1/2 in Thick - 1-Piece - Black - GM Midsize Truck 2015-22 4101SMLBK Block mount to fan hubProduct Description: Tailgate Board Bolt On OEM Bolt Mount 1 2 in Thick 1 Piece Composite Black GM Midsize Truck 2015 22 Sold Individually Dee Zees products sustain the worker, the weekender and everything in between. Our extensive product lines are built with you in mind. We recognize your need for durable, functional, and stylish products to keep up with your hectic pace. Dee Zees classic styles are intertwined with the newest modern looks to