A sled for a server device is disclosed. The sled includes a sled housing and a push-pull mechanism. The sled housing has a first side wall that is parallel to a second side wall, and a space is formed between the first side wall and the second side wall. The push-pull mechanism includes a first mechanism coupled to the first side wall and a second mechanism coupled to the second side wall. The push-pull mechanism is configured to facilitate pushing the sled into and pulling the sled from a chassis of the server device. The pushing results in a lead-in lock position, and the pulling results in a lead-out lock position. Also disclosed is a server device having a chassis in which the sled is configured to be pushed into and pulled from the chassis.