THESE ARE TIER ONE 30mm 4-SCREW RINGS, TO FIT A PICATINNY RAIL. CONDITION IS MORE OR LESS AS NEW, AND THEY ARE HALF NEW PRICE. CALLERS ARE WELCOME TO TEST ON SITE, AND WE CAN ALSO POST OVERNIGHT/INSURED BY SPECIAL DELIVERY FOR £9, OR BY FIRST-CLASS POST FOR £6. MOST CARDS ACCEPTED, AND A FULL MONEY-BACK GUARANTEE IS IN PLACE SHOULD YOU NOT BE 100% SATISFIED. ANY QUESTIONS, PLEASE JUST ASK. THANK YOU. FOLLOW US ON INSTAGRAM @ ivythornsporting CALL/TEXT/WHATSAPP ON 07970 151 321 [ PLS DON'T LEAVE A VOICEMAIL; OFTEN CAN'T HEAR IT CLEARLY! ] OR EMAIL US stevebeaty@ivythornsporting.co.uk