Epiroc Cover 3128290021 is a precision-machined protective component designed to seal, protect, and support internal assemblies within Epiroc hydraulic rock drilling systems. This cover ensures proper alignment, resistance to vibration, and long service life under harsh operating conditions. Manufactured from high-strength alloy materials and fully compatible with Epiroc drifter equipment, the 3128 2900 21 cover is ideal for mining, tunneling, and quarry applications where durability and operational reliability are essential.