Poulan Shoulder Bolt part# 15462 supersedes to part# 530-015462. This bolt has a total length of 2-1/4". The shoulder is 2-1/2" long and the bolt portion has 1/4-20 thread pitch. This bolt was used on the anti-vibration isolator of the following chainsaw models; 3400, 3700, 3800, 4000, 375, 385, 395, PP375, PP385, and PP395. There may be models that use this part that we do not have listed here. Please refer to your owners manual or a parts breakdown for your model, to assure that this is the correct part for your machine, before you order.