There are always these: http://www.sears.com/shc/s/p_10153_12605_00942677000P
http://www.sears.com/shc/s/p_10153_12605_00992294000P
http://www.sears.com/shc/s/p_10153_12605_00992318000P
Fred Rednor - Arlington, Virginia (USA)