Umbertos Falconi is a heavy crossbowman with the feats Rapid Reload (Heavy Crossbow) and Crossbow Mastery, allowing him to reload his heavy crossbow as a free action without provoking attacks of opportunity; he wears a spiked gauntlet on each hand.
Do wearing these spiked gauntlets interfere with his ability to fire and reload his heavy crossbow?
While wielding his heavy crossbow, does Umbertos threaten adjacent squares with his spiked gauntlets?
While wielding his heavy crossbow, can Umbertos take attacks of opportunity with his spiked gauntlets?