The Double Gear Counter Shaft (35/39 Tooth) For 171 Gear Box of 4 Stroke 5-7 HP (170F & 173F) Petrol & Diesel Power Weeder is a critical gearbox component designed to facilitate smooth power transmission and torque distribution. Featuring dual gears with 35 and 39 teeth, this counter shaft ensures efficient operation during heavy-duty agricultural tasks. Made from high-quality materials, it offers durability, reliability, and resistance to wear under demanding conditions.