Adorama offers the Gitzo 1177M Ball Head Tripod Mount for $104.90. (Add it to your cart to see this price.) This $80 mail-in rebate knocks it to $24.90. With free shipping, that's $75 under the lowest total price we could find for a similar model. It features a 360-degree pan, 90-degree tilt, single ratchet lever, and weight capacity up to 8.8 lbs. Rebate ends February 28.