Replacement ront Wheel Caster Ball Assembly Compatible with All iRobot Roomba 500, 600, 700, 800, 900, e, i, & j Series Robot Vacuums, 2-Pack. electronics_chargers_and_cables the twisted cord is sturdy

the twisted cord is sturdy and durable

Durable Material: Made from plastic for lightweight handling and practical everyday use

these covers are flexible

Note: Light and different monitors may cause the color of the item to look slightly different in the picture

Replacement ront Wheel Caster Ball Assembly Compatible with All iRobot Roomba 500, 600, 700, 800, 900, e, i, & j Series Robot Vacuums, 2-Pack. electronics_chargers_and_cables the twisted cord is sturdyWhat's In The Box: 2 x Front Caster Wheels. Compatible with All iRobot Roomba 500 and 600 Series 510, 520, 521, 530, 531, 532, 533, 534, 535, 536, 537, 540, 541, 545, 550, 551, 552, 555, 560, 561, 562, 563, 564, 565, 566, 570, 571, 572, 573, 577, 580, 581, 585, 587, 589, 590, 595, 599, 606, 610, 611, 612, 614, 615, 616, 618, 619, 620, 621, 625, 627, 630, 635, 637, 640, 643, 645, 650, 651, 652, 655, 660, 665, 667, 670, 671, 675, 676, 677, 680, 681,