A man was punched twice in the back of the head during a robbery in Greenham.
The 29-year-old was riding his BMX when he stopped to check his mobile phone at the junction of Pigeons Farm Road and New Road.
Two men approached him from behind, with one of them punching him twice in the back of the head.
The robbers, described as being taller than 5ft 4ins and wearing hooded tops, stole the black Silverfox BMX with purple spokes but it has since been recovered.
The victim sustained cuts and bruises but did not require hospital treatment.
The robbery occurred between 7pm and 7.30pm on Friday, June 12.
A 33-year-old man from Newbury has been arrested on suspicion of robbery and has been released on police bail until July 10.
Investigating officer, PC Robert Simpson-Jones of Local CID based at Newbury police station, said: “I would appeal to anyone who saw the incident itself, or saw anything suspicious in that area at the time to contact police via 101.
“Perhaps you saw two men with a black Silverfox BMX with purple spokes, if you do then your information might help our enquiries.
“If you don't want to speak directly to the police you can contact the independent charity Crimestoppers anonymously on 0800 555 111 or online at www.crimestoppers-uk.org. No personal details are taken, information is not traced or recorded and you will not go to court.”