3Pcs Coupler Bush insert into the strollers for baby yoya stroller

Make a double pushchair in a snap Turn two pushchairs into a double Simply squeeze to release this connector is not universal to any stroller!! it is fit for stroller ,yoya, babytime,baby throne stroller colour: black Material: plastic Size: Internal diameter---3.0x2.0cm, Length---30cm,17cm,17cm Package Contents: 3 x pushchair connectors (NOT include the stroller) Only the above package content, other products are not included. Note: Light shooting 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.