Kolpin Chain Saw Boot. # 20600. New in box missing heat shield pad. Heat shield material should be available at any home improvement center. Go to Kopin.com for which holder #20200,20032,20033,20035,20350 and 20351 it will function with. Up to a 20” bar. Also site states this model they are not available anymore!!! I have one on my personal ATV slips in same gun boot I use. Just slides out as needed. Works great!!!