Specific: Part Type:Bucket & Linkage Pin Product Name:Bucket Pin Sold Qty:2PCS Dimensions: 50mm diameter × 345mm length (±0.5mm tolerance) . Material: 40CR, hot-dip galvanised after heat treatment Surfacel:Treatment: Quenching + anti-rust plating Fitment : Fits 200-300 class medium excavators from major brands For bucket linkage systems of CAT, Komatsu, Hitachi, etc. Features: Wide Compatibility Compatible with bucket linkage systems of CAT, Komatsu, Hitachi, etc. Through-hole design matches ISO 8752 standard bushings Industrial-Grade Durability .