Metaltech 4-Pc. Outrigger Add-On Set With 5in. Heavy Duty Casters for
5 in double locking heavy-duty casters. Includes four outriggers, four casters and 12 locking pins. Compatible with I-CISC, I-CISCTP and I-CAISC. (4) Casters (12) Locking Pins (4) Outriggers (4) Tightening Knobs.