The Sandvik / Tamrock 817 269 29 Piston ring is a high-quality aftermarket replacement designed and fully compatible with dd310 40, commando 300, axera 6, solo 5 5v Underground Drill Rig pantera 1500, pantera 900, pantera dp1100i, pantera dp1500i, pantera 1100 Surface Drill Rig Models. This part ensures optimal performance and durability, making it an excellent choice for maintaining your mining equipment.