Premium SK120 Boom Arm Bucket Cylinder Seal Kits

High-Performance Material
Manufactured from durable nitrile rubber (NBR) and reinforced with high-grade steel, ensuring superior resistance to extreme pressure, abrasion, and hydraulic fluid degradation.
Precision Engineering
Includes 2438U1133R300 oil seals, 2438U1131R300 hydraulic seals, and 2438U1132R300 wipers—meticulously crafted for airtight sealing and smooth cylinder operation under heavy loads.
Wide Compatibility
Perfect for SK120 excavators, ideal for construction, mining, and agricultural machinery requiring reliable hydraulic system maintenance.
Unbeatable Value
Direct bulk pricing from a global wholesaler—lowest cost without compromising OEM-grade quality. Stock up for fleet repairs or resale.
Extended Lifespan
Reduces downtime with enhanced wear resistance, engineered for 10,000+ operation cycles in harsh environments.