Part: chain adjusting pin, screw and retaining clip
Part #s 53001586, 530038593, 530016110, 530 01 58-26, 530 03 85-93, 530 01 61-10
Condition: new, after-market
Fits: Husqvarna 36, 41, 136, 141, 137, 142 and Jonsered 2036, 2040 and many Poulan and Craftsman chainsaws.