Sierra - 30 Call 175gr HPBT (500pk) Titanium It requires standard M-LOK sized

It requires standard M-LOK sized slots for mounting

so it doesn't damage the breech in any way

6x47 Lapua

Suits Sumo 30mm Rings or 30mm irises supplied by others

all you need to do is purchase the top plate for the 650 and you are good to go

Sierra - 30 Call 175gr HPBT (500pk) Titanium It requires standard M-LOK sizedMatchKing. MatchKings are the pride of the Sierra bullet family, unmatched worldwide and truly world class in all respects. Competitive shooters have relied on the consistent accuracy of Sierra's MatchKings for decades, resulting in a history of state, national and world records that is the envy of our competitors. Sierra offers the widest selection of 30 caliber match bullets in the world today, producing bullets suited to nearly every form of long