You might also check Midwest Gunworks and CDNN Sports.
I bought one 2-3 years ago and am not getting as good a pattern with it in an 1187 as I do a SuperFull.
Once the price gets into the $30 plus range, one could consider a used Jellyhead or other alternative.
I'm not parting with it just yet, but will put it up for sale here if I decide to sell it.