public static BlockStairsTK stairs_qs = new BlockStairsTK("stairs_qs", TKBlocks.misc.getStateFromMeta(1));
GameRegistry.registerBlock(stairs_qs, "tk_stairs_qs");

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public BlockStairsTK(String uName, IBlockState modelState) {
  this.setLightOpacity(0);
  this.setUnlocalizedName("tk_" + uName);
  this.setCreativeTab(Knowledge.tab);
}