night vision problem

[7mm mag sendero]

Hello gents I just got a sightmark night raider.I need help please help.When i put the scope on rem740 woodsmaster 308.the scope sits to far forword can anyone tell me if there are bases that i can use.the scope needs to come back about 3in to 3 1/2in

 

[geargrinder]

Maybe this one will work.

EGW Remington 740, 742, 760 and Ithaca Picatinny Base - $29.99 : Evolution Gun Works , World Class Precision Parts