1/4"-20 x 1/2" Thumb Screw Stainless Steel - Black Knurled Round Plastic Knob - Standard/Coarse Thread Thumbscrew - Length: 0.500" - Proudly Built in USA - Package of (4) 4 Number of Items:4 stainless steel finishing

stainless steel finishing

and drippers that deliver the proper amount of water to each plant

Tape Strips: heavy-duty tape eliminates drilling

white and blue Teflon PTFE filament connector tubes

1/4"-20 x 1/2" Thumb Screw Stainless Steel - Black Knurled Round Plastic Knob - Standard/Coarse Thread Thumbscrew - Length: 0.500" - Proudly Built in USA - Package of (4) 4 Number of Items:4 stainless steel finishing1 4" 20 x 1 2" Thumb Screw Stainless Steel Black Knurled Round Plastic Knob Standard Coarse Thread Thumbscrew Length: 0. 500" Proudly Built in USA Package of (4) Thumb Screw Specs: Thread Diameter: 0. 250" (1 4") Thread Pitch: 20 (UNC) Screw Length: 0. 500" (1 2") Fully Threaded: Yes Minimum Thread Length: Full Thread Material: 18 8 Stainless Steel Knob Style: Knurled Round Knob Color: Black Knob Diameter: 0. 750" (3 4") Knob Height: 0. 313" (5 16")