RAM® Double U-Bolt Ball Base for 1.25" - 1.5" Rails - C Size Lubes and Oils This means there's no need

This means there's no need for purge valve

rock-solid rest for optimal shooting performance

This makes it extremely robust

our rings provide secure engagement with the receiver dovetail

testing and evaluation has produced match grade barrels of world class quality

RAM® Double U-Bolt Ball Base for 1.25" - 1.5" Rails - C Size Lubes and Oils This means there's no needThe RAM 235 1U consists of a double u bolt base with 1. 5" diameter ball and two zinc coated u bolts. The double u bolt base will accommodate rails from 1. 25" to 1. 5" in diameter. HARDWARE INCLUDED (2) 1 4" 20 U Bolts for 1. 25" 1. 5" Rails (4) 1 4" 20 Nylock Nuts (4) Rubber Caps CLAMP RANGE 1. 25" 1. 5" diameter BALL SIZE C Size (1. 5") WEIGHT CAPACITY Standard Use: 4 lbs Heavy Duty Use: 3 lbs MATERIALS Marine grade aluminium PACKAGING TYPE Poly