Sled Base Stack Chair with Plastic Seat and Back Black (Set of 4) Straight Leg Stack Chair with Plastic Seat and Back. Black. 2 Pack. Plastic Seat and Back. Available in 2 (STC8300C2), 4 (STC8300C4)or 30 (STC8300C28) Pack. Stacking Dolly Available (DOL8300). 28 Pack ships with Dolly. Chrome Finished Steel Frame. Ships Freight service, curb-side delivery STC Series collection Part of the Work Smart series Overall Dimensions: 19"w x 19.5"d x 31.5"h Seat Height: 17.5" Plastic Seat and Back Available in 2 (STC8300C2), 4 (STC8300C4) or 30 (STC8300C28) Pack Stacking Dolly Available (DOL8300) 4 Pack ships with Dolly