Muorka&reg; Commercial Arm Preacher Curl Weight Bench Seated Preacher Isolated Curl Dumbbell Biceps Six-position arm rest adjustment. The adjustment barb - Pull-pins and knobs or adjustments. Heavy duty steel powder coat construction. Sturday and durable Hige density, tapered, dual-layer seat pad measures  Rubber base caps. Whole Size: 28.5"(L) x 30"(W) x 35"(H). Pads Size:16" x 12" , 14" x 9.5". Thickness of the pad: 2" Arm rest adjustment: Six-position 31" - 35"(H). Max loading: 440 lbs