Bodybuilding.com will open next month a new fulfillment center in Dunstable, England, serving customers in the U.K. and other parts of the European Union. U.K. customers will get next-day delivery. The U.S.-based online retailer of fitness equipment has been servicing European customers from a third-party warehouse in the Netherlands, selling different products depending on local regulations. Bodybuilding.com and Backcountry.com are owned by Liberty Interactive Group. Liberty indicated that the two operations were the biggest factors in the growth of the operating profits and sales of its Digital Commerce segment in the past year. The unit's revenues rose by 9 percent to $1,032 million and its adjust operating income rose by 22 percent to $90 million.