The QR1 is designed for Rod Handles that 1 inch in diameter or less. Our patented Grip System is designed to grip your rod handle to keep your gear secure, but only release when you pull up to set the hook. Features Standard size Grip Cam - Handles up to 1 inch in diameter Adjustable Forward / Aft pivot with 18/8 stainless hardware Transit lock-out strap - Disables the Grip Cam 360 Degree insertable mounting post Dimensions Rod Holder Length- 6.5 inches Height - 7.5 inches (to bottom of post) Overall Width - 3.5 inches Interior width - 1.3 inches Base Length- 5.75 inches Height - 2 inches Overall Width - 2 inches Materials Reinforced Nylon Composite Synthetic Elastomer (UV, Heat to +200, Cold to -50) 18/8 stainless hardware Weight 10 oz. Warranty Lifetime- We stand behind our gear Optional Accessories Fits into any of our bases Compatible with Cabelas and Scotty bases Fits any Stealth Extensions only