 The record reached number 1 on the UK Singles Chart for the first two weeks in May 1971, selling 300,000 copies, after only 33 radio plays.In the U.S., "Double Barrel" peaked at number 22 on the "Billboard" Hot 100 on 7 August 1971 and number 4 on WLS on 28 June 1971, two years to the week after "Israelites" made a nearly identical climb to peak at the same position on the same chart.It also reached number 1 in Mexico on October 23, 1971.