LTWFITTING 1/4 in. x 5-1/2 in. Brass MIP Nipple Fitting (5-Pack) HF10648805 - The Home Depot

LTWFITTING 1/2 in. x 1/4 in. MIP Brass Pipe Hex Reducing Nipple Fitting (25- Pack) HF306R8425 - The Home Depot

Everbilt 1/2 in. x 5 in. MIP Brass Nipple Fitting 803129 - The Home Depot

LTWFITTING 1/4 in. MIP Brass Pipe Hex Nipple Fitting (5-Pack) HF306405 - The Home Depot

LTWFITTING 1 in. x 4 in. MIP Brass Nipple Fitting (2-Pack) HF106166402 - The Home Depot

LTWFITTING 1 in. x 4 in. MIP Brass Nipple Fitting (2-Pack) HF106166402 - The Home Depot

Everbilt 1/4 in. x 1-1/2 in. MIP Brass Nipple Fitting 802569 - The Home Depot

LTWFITTING 1/2 in. x 1/4 in. MIP Brass Pipe Hex Reducing Nipple Fitting (5- Pack) HF306R8405 - The Home Depot

Everbilt 1/4 in. x 4 in. MIP Brass Nipple Fitting 802409 - The Home Depot

LTWFITTING 1/4 in. x 4-1/2 in. Brass MIP Nipple Fitting (5-Pack) HF10647205 - The Home Depot

Everbilt 1/4 in. x Close MIP Brass Hex Nipple Fitting 802229 - The Home Depot