i have a CZ 458 at sci the rep said it should be cross bolted to send it in they will do it for free also to metal bed it because it should have been done that way okay thats good.but why does a 460 weatherby or the 378 lack cross bolts,hum and i have a 700 in 375 in a synthetic stock again not cross bolts with at least a thousand pills through it.a 300 wby no cross bolts.and never any stock damage and my doubles get pounded but no damage to the stock.again confused any help to educate me