Chandigarh, Oct 23 (PTI) A court in Haryana"s Sonipat on Saturday extended by two days the police remand of the four Nihangs arrested in connection with the lynching of a Dalit labourer at the farmers" protest site on the Singhu border of Delhi. The Haryana Police had produced Sarabjit Singh, Narain Singh, Govindpreet Singh and Bhagwant Singh before the court. The court extended the police remand of the four accused by two days, Sonipat Deputy Superintendent of Police Virender Singh said over the phone. Sarabjit, who was produced in a court on October 16, was sent to seven-day police custody while the three others, were remanded in six-day police custody. Dalit labourer Lakhbir Singh was brutally killed last week and his body was tied to a barricade at the Singhu border with a hand chopped off and multiple wounds caused by sharp-edged weapons. The accused Nihangs had maintained that Lakhbir, who hailed from a village in Punjab"s Tarn Taran, was “punished” over alleged desecration of a holy book. Initially, Sarabjit Singh was arrested for the murder. Later, Narain Singh, a key member of the Sikhs" Nihang order, was held in Amritsar. Govindpreet Singh and Bhagwant Singh from Fatehgarh Sahib had "surrendered" before the Sonipat police. The Haryana Police had formed two special investigation teams in connection with the murder incident. One SIT had been formed to carry out the overall probe into the case and the second one was constituted to investigate the videos of the incident, which were circulating on social media. PTI CHS VSD RDK RDK