This is for 1 roller. Upgrade your shower door with this precision-engineered Contura Round Shower Door Roller Assembly by FilterMee. This durable roller assembly features dual white nylon wheels measuring 2.5 cm in diameter, mounted on a sturdy black plastic bracket. The compact design measures approximately 5.3 cm in length and 2.5 cm in height, making it an ideal replacement part for many standard shower door installations. The assembly includes two smooth-gliding wheels with integrated bearings for quiet, reliable operation. The robust construction ensures long-lasting performance while providing smooth sliding action for your shower door. Perfect for top mounting position, this roller assembly offers straightforward installation with its practical mounting bracket design. Compatible with various shower door models, this replacement part helps restore the smooth operation of your sliding shower door system.