Ladder Replacement Caster Kit 16-27 lb

Office Ladder Replacement Caster Kit 16 to 27 lb For Use With Grainger Item Number 1CMP5 6LYC2 6LYC3 6LYC4 6LYC5 6LYC6 6LYC7 6LYC8 6LYC9 6LYD0 6LYD1 8E877 9MG27 9RCU1 9WJC5 For Use With Mfr Model Number ST-120 A2 C1 P5 ST-120 A2 C21 P5 ST-120 A2 C4 P5 ST-120 A2 C6 P5 ST-120 A2 C7 P5 ST-200 A2 C1 P5 ST-200 A2 C21 P5 ST-200 A2 C4 P5 ST-200 A2 C6 P5 ST-200 A2 C7 P5 ST-220 A2 C1 P5 ST-220 A2 C21 P5 ST-220 A2 C4 P5 ST-220 A2 C6 P5 ST-220 A2 C7 P5 Fits Brand Cotterman