Related Clues:

• Galahad's strong suit
• Gauntlets and such
• See 46 Across
• Spam, say
• Cause of knight sweats?
• Use the USPS
• Collection of plates
• Mail for Arthur?
• Vacationer's accumulation, perhaps
• Letters in a box
• Joust protection
• Strong suit?
• Galahad's strong suit?
• E or G follower
• Lancelot's protection