Just received (yesterday) my 22 cal GK1 Shorty from Kelly @ krazy Kool, AG, tuned to 900 fps with Crosman hollow points, sadly , i have not had a chance to even open the package yet, i am driving semi truck 14 hrs a day , but tomorrow i will get a chance to check it out , this is my second gk1 22 cal the first i converted to a carbine. anyone thinking of purchasing a GK1 , Kelly is the man, he is great to work wih
.. but very nice guns and Kelly is great, I've talked to him several times.