Small Concrete Light Niche - 1/2 Inch Rear Hub - Stainless Steel tube-diameter_1.9" the cart is very sturdy

the cart is very sturdy and durable

This is a PVC Schedule 80 Coupling with FIPT x FIPT fitting connections that measure 3/4 Inch

This Stenner chemical pump #100FL5A3SUAA provides reliable chemical feeding for your swimming pool

Free and Total Chlorine

Small Concrete Light Niche - 1/2 Inch Rear Hub - Stainless Steel tube-diameter_1.9" the cart is very sturdyThis is a Pentair 78244100 Small Stainless Steel Light Niche for Concrete Gunite Installation in pools and spas. It has a 1 2 inch rear hub. This niche is used with SpaBrite and AquaLight Spa Lights. The small light niches measure 6. 5 inch total face diameter, 4. 94 inches for body diameter and 5. 55 inches in length.