BlockReactorPart reactorPartBlock = (BlockReactorPart)BigReactors.blockReactorPart;
RedNetConfigGrabbable[] grabbables = new RedNetConfigGrabbable[circuitTypes.length - 1];
topY = guiTop + 21;
leftX = guiLeft + 156;
for(int i = 1; i < circuitTypes.length; i++) {
grabbables[i-1] = new RedNetConfigGrabbable(grabbableTooltips[i-1], reactorPartBlock.getRedNetConfigIcon(circuitTypes[i]), circuitTypes[i]);
BeefGuiGrabSource source = new BeefGuiGrabSource(this, leftX, topY, grabbables[i - 1]);
registerControl(source);
leftX += 20;
if(leftX >= guiLeft + 230) {
leftX = guiLeft + 156;