Manfrotto Professional 20 Shoulder Bag for $35 + free shipping
B&H Photo-Video offers the Manfrotto Professional 20 Shoulder Bag in Black, model no. MB MP-SB-20BB, for $34.88 with free shipping. (Amazon charges the same, although it won't ship for two to four weeks.) That's the lowest total price we could find by $34. This bag fits a DSLR with a 70-200 f/2.8 lens attached, three to four extra lenses, flash, tablet, and accessories.
2 very similar deals were also reported by some other sources: