McAlpine Drain Connector (Black) McAlpine 4/110mm Drain Connector with ‘O’ Seal Socket to fit 4/110mmØ pipe to BS 4514. Finned seal spigot for internal connection to 4/110mm cast iron, plastic or clay pipe. Ideal for low level connections. ‘O’ seal socket fits 4/110mm pipe to BS 4514. Specification: - Connection Type: Screw Fit - Buying Option: Single - Pack Size: 1 - Product Weight: 1.0kg What’s In The Box?