function caster(partNum, price, load, bearing)
	{
	this.partNum = partNum;
	this.price = price;
	this.load = load;
	this.bearing = bearing;
	}

var optionCost_SLB 	= 1.20;
var optionCost_TG 	= 1.00;

var series40 = new Array();
var i=0;

/********************** 1 1/2" Wheels ***************************/

series40[i] = new caster('TP4015-01-LDP','2.56','60','Nylon');i++;
series40[i] = new caster('TP4015R-01-LDP','2.04','60','Nylon');i++;

/************************ 2" Wheels *****************************/

series40[i] = new caster('TP4020-01-SR','3.40','90','Nylon');i++;
series40[i] = new caster('TP4020R-01-SR','2.36','90','Nylon');i++;
series40[i] = new caster('TP4020-01-HR','3.40','125','Nylon');i++;
series40[i] = new caster('TP4020R-01-HR','2.36','125','Nylon');i++;
series40[i] = new caster('TP4020-01-STL','4.88','125','Plain');i++;
series40[i] = new caster('TP4020R-01-STL','4.00','125','Plain');i++;
series40[i] = new caster('TP4020-01-LDP','3.16','125','Plain');i++;
series40[i] = new caster('TP4020R-01-LDP','2.28','125','Plain');i++;
series40[i] = new caster('TP4020-01-PLY','3.80','90','Plain');i++;
series40[i] = new caster('TP4020R-01-PLY','2.72','90','Plain');i++;

/********************** 2 1/2" Wheels ***************************/

series40[i] = new caster('TP4025-01-SR','6.20','100','Nylon');i++;
series40[i] = new caster('TP4025R-01-SR','4.60','100','Nylon');i++;
series40[i] = new caster('TP4025-01-HR','6.20','175','Nylon');i++;
series40[i] = new caster('TP4025R-01-HR','4.60','175','Nylon');i++;
series40[i] = new caster('TP4025-01-STL','8.60','200','Plain');i++;
series40[i] = new caster('TP4025R-01-STL','6.88','200','Plain');i++;
series40[i] = new caster('TP4025-01-LDP','6.04','175','Plain');i++;
series40[i] = new caster('TP4025R-01-LDP','4.36','175','Plain');i++;
series40[i] = new caster('TP4025-01-PLY','9.00','100','Plain');i++;
series40[i] = new caster('TP4025R-01-PLY','7.12','100','Plain');i++;

/************************ 3" Wheels *****************************/

series40[i] = new caster('TP4030-01-SR','7.48','125','Nylon');i++;
series40[i] = new caster('TP4030R-01-SR','5.88','125','Nylon');i++;
series40[i] = new caster('TP4030-01-HR','7.48','250','Nylon');i++;
series40[i] = new caster('TP4030R-01-HR','5.88','250','Nylon');i++;
series40[i] = new caster('TP4030-01-STL','11.40','250','Plain');i++;
series40[i] = new caster('TP4030R-01-STL','8.32','250','Plain');i++;
series40[i] = new caster('TP4030-01-LDP','6.12','210','Plain');i++;
series40[i] = new caster('TP4030R-01-LDP','4.28','210','Plain');i++;
series40[i] = new caster('TP4030-01-HDP','7.12','250','Plain');i++;
series40[i] = new caster('TP4030R-01-HDP','4.92','250','Plain');i++;
series40[i] = new caster('TP4030-01-PLY-PB','10.84','140','Plain');i++;
series40[i] = new caster('TP4030R-01-PLY-PB','7.88','140','Plain');i++;
series40[i] = new caster('TP4030-01-PLY','13.76','220','Ball');i++;
series40[i] = new caster('TP4030R-01-PLY','11.64','220','Ball');i++;