WA0307 pruning shaft accessory for Worx hedge trimmer model: WG252E - 20 cm bar - automatic chain adjustment with Autotension system - cutting head adjustable to 3 positions - quick release system CHARACTERISTICS BAR LENGTH: 20 cm CHAIN: 33 links - 1. 1 mm CHAIN ADJUSTMENT: automatic with AutoTension system CHAIN LUBRICATION: automatic with oil pump CHAIN OIL TANK: 80 ml CHAIN SPEED: 5.5 m/sec CUTTING POSITIONS: 3 WEIGHT: 3 kg CODE: WA0307 CZ