Trade or Sell Ruger M77 Rings Blued or Silver

Have a choice of 2 sets of Ruger M77 rings I looking to trade for a set of " Ruger Blued 1inch Med" 

Either set below can be purchased if no trade 

Silver 1inch med 

Out right purchase no trade $85

or 

Blued 30mm high 

Out right purchase no trade $75