See the link below for the Crosman 454 Owners Manual.
The medalist is a .22 caliber pellet pistol. You need to purchase .22 cal pellets not .177 cal pellets. you can find them at most large sporting goods stores.
see the link below for the owners manual
See the Link Below and locate the owners manual for your airgun.
It is a Challenger. A Medalist would have the product code of "T" in the sn.
The Crosman 1300 Medalist II was made between 1970-1976 as a .177 caliber and the model 1322 medalist was made from 1977-2000 as a .22 caliber. It is no longer in production. One in perfect condition will cost you around $80 plus if you can find one.
There are three different versions of the 766 but all three load the same. All load through the oval trap door on the pistol grip. See the link below for the Owners Manual
The Crosman Bullseye Target model 105 is a pump pistol made between 1947-52
It depends on where you live. In most places it is perfectly Okay to own one.
The Crosman 357W is a pellet pistol not an Airsoft pistol.
Crosman no longer has parts for this pistol. However they offer a free service to locate independent shops that repair older Crosman air guns and rifles. See the link below.
Crosman still services this pistol it is best to contact them and tell them what you need, their address is: Crosman Corporation7629 Routes 5 & 20East Bloomfield, NY 144431-800-7AIRGUN (724-7486)