4" NPT Female Coupler Type D Brass - D4-BR-NPT .B. 1/2" sizes are only supplied with one locking arm. Connection/Thread Type: 4" MPN: D4-BR-NPT Product Code: D4-BR-NPT This is an online offer only for a Limited Time! Availability: In stock Only £64.48 incl VAT. Delivery available to UK/Europe |