Impact system Anti-splash PJTM arm Lift height of 7.6 cm Interchangeable bayonet-type nozzles color-coded 1 nozzle supplied (n8 blue) Nozzle change without toolsDouble counterweight arm: slow rotation ensuring excellent reach Operates at low pressure and low flow A single full circle model and circle sector from 20 to 340 Jet breaker screw Wiper and sealing gasket Reversing lever allowing thesector wateringDouble threaded inlet: 12 (15/21) and 34 (20/27) Maintenance from above the device Optional anti-drain SAM valve kitChange in characteristics: Sprinklers intended for small and medium-sized residential and public automatic watering installations.vThese devices are specially designed to operate at low pressure and in dirty water.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin