24-year-old was attacked with knives and rods by a group of seven.Seven bikers allegedly stabbed a man to death for opposing speeding on the ES Patanwala Marg According to the police, the biker got enraged after 24-yearold Bhavesh Koli tried to stop them from speeding and performing stunts.The Byculla Police have arrested four of the accused, and are searching for the remaining three. Two of those arrested are minors. Those arrested have been identified as Shahzada Usman Shaikh and Anus Shaikh, both residents of the nearby chawls.Koli, a resident of Parel, was manning a BMC parking on the ES Patanwala Marg on Sunday when he saw some bikers speeding and performing stunts. He tried to stop them, but they went away, the police said. After some time, when the bikers returned, Koli asked them to stop. However, they again left the place, but soon returned with more bikers. Armed with sticks, rods, belts and knives, bikers allegedly assaulted and stabbed Koli, The badly injured man was admitted to JJ Hospital where he was declared dead.“They (the accused) are all school dropouts and used to do stunts on the road. As Koli opposed them, they got into an argument with him and stabbed him to death,” said an official from Byculla police station.“We are still searching for the remaining three more accused, and are hopeful that we will find them soon as we have some clues. All of them are residents of Irani Chawli and Pradhan Chawl area in Mazgaon ,” said the official.