Toro 53821 4 In. Pop-Up Sprinkler Body

Unique zero-flush seal prevents water waste at system start-up; Exceptional retraction spring and seal ensures proper retraction and prevents water waste; Flush plugs, installed on all bodies, keeps debris out when flushing sprinkler lines; Stainless steel retraction spring professional-grade for reliable pop-up and retraction; Exceptional seal professional-grade seal protects the sprinkler from dirt and debris; Ratcheting-riser for fine-tuning arc adjustment after installation; 1/2 in (1.3 cm) NPT inlet threads directly to standard 1/2 in (1.3 cm) risers, 1/2 in NPT Female 20 to 50 psi