1 Set of Chain Tensioners for Shaft Claws Compatible with Stihl 017 018 021 023 025 MS170 MS180 MS210 MS230

Compatible with Stihl 017, 018, 021, 023, 025, MS170, MS180, MS210, and MS230. Made of corrosion-resistant and high-temperature-resistant metal, it ensures it won't be easily damaged after long-term use and guarantees safe operation. The wooden tooth structure is scientifically designed to ensure moderate chain tension, effectively preventing the chain from loosening or falling off and improving work efficiency. The accessory structure is well-designed, with screws and nuts that are tightly matched, making disassembly and adjustment easy and convenient for users to maintain themselves without complex tools. It includes 1 wooden tooth, 2 screws, 2 nuts, and 1 bracket to meet all chain tensioner installation requirements and facilitate replacement and maintenance.