Aircraft grade 6061 aluminum construction for durability.
This is hands down the lightest alloy topo-boot on the market.
Standard 5/8"-11 internal thread.
Weight: .35 lb (Compared to Competition weight of 1.26 lbs)
Base Diameter: 2" OD
Top Diameter: 1.25" OD
WARNING - This product contains chemicals known to the state of California to cause cancer, birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.