Suitable for 4mm banana plugs, spade terminals or bare wire. Color: transparent color & black & red & Black & red & gold Accepts wire size up to 4mm Material: plastic+copper Connections: Soldered color:transparent color&black&red Size: . 14.5mm dia. (max). 32mm height Specification: 4mm Package Contents: 4* 90 degree banana plug(2 pcs Black, 2 pcs Red) 4* Speaker Terminal Binding Post(black and red each 2 pcs) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. and high quality. Easy installation with screws locking and easy to use. Compact, reliable and . set2: 4* 90 degree banana plug(2 pcs Black, 2 pcs Red) + 4* Speaker Terminal Binding Post(black and red each 2 pcs) Insulated post, external parts insulated.