ITEM NAME:Bumper Spike Felling for Stihl Chainsaw Replacement Lawn Mower Parts Description: 100% Brand new and high quality Aftermarket recoil starter pull start assembly, fitting accuracy Replace Part Number (P/N): Bumper spike: 1123 664 0501 Pan head self-tapping screwIS-5x14, OEM:9074 478 4125 Fits for STIHL 017 018 021 023 025 MS170 MS180 MS210 MS230 MS250 Chainsaw Specification: Bumper Spike Size: Approx. 10x3x0.2cm/ 3.94x1.18x0.079 inch Material: Metal Color: Silver Package Includes: 1 Piece of Bumper Spike 2 Pieces of Bolt SKU: DMO0001368460013192.Fits for STIHL 017 018 021 023 025 MS170 MS180 MS210 MS230 MS250 Chainsaw. Replace Part Number (P/N): Bumper spike: 1123 664 0501. Bumper Spike Size: Approx. 1 Piece of Bumper Spike. Pan head self-tapping screwIS-5x14, OEM:9074 478 4125.