Scope Accessory Ring With 20mm Weaver Rail to top 

• 30mm Ring - Comes with Adaptor ring to downsize to a 25.4mm / 1" Ring (Will fit on any  scope with a 25mm or 30mm tube diameter)
• 20mm Weaver Rail to top
• Perfect for mounting accessories such as flashlights, lasers, dot sighters etc.
• Military grade aluminium
• Matt black finish
• Weight 65g
• Allen key provided
• 1 accessory ring supplied