(4Pcs Chain Adjuster Screws 1120 664 1500 Fit For Stihl 017 018 MS170 MS180 Chainsaw. Compatible With: fit for Stihl 017 018 MS170 MS180 Chainsaw. Item included: 4 x Chain Adjuster Screws. 4) Makes the chain tensioner strong, durable, long service life, and easy to carry.
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