ALLISTER Garage Door Openers 113980 Trolley- Carrier Kit For Allstar, Allister, Pulsar garage door openers. Compatible with models ARD-II A, Access 200/250, Access 2000/2500, Access 3000/3500 (openers built prior to 09/93), Allister Century Series 310/510/710 and MVP garage door openers. If needed, remove linkage and chain from old trolley when replacing.