Ask a gunsmith.
No. a 177 is a 4.5mm pellet. A 5mm is a 20 cal pellet. A 5.5mm is a 22 cal pellet Don't try it in the wrong airgun.
It all depends on the rifle, pellet and power source.
No they won't fit. If you force it, it will ruin the rifle.
Any .177 cal pellet can be shot from you air rifle. However you will find that some brands are much better than others.
Rodents
Gamo Hunter Extreme 1650 FPS - Air rifle .177 Cal Air Force TalonP 900 FPS air pistol .25 Cal Hatsan AT P1 Air Pistol .177 870 FPS The Air Force TalonP is faster in .25 Cal than the Hatsan .177 Cal
If you are serious about air rifle .177 competition then there are several to choose from (See the link below) But I would select one of the Feinwerkbau P700 models.
It all depends on the model. Please state the model to get an answer.
The Benjamin 132 is an air pistol not a rifle, it uses .22 caliber pellets, not .177 caliber pellets. The 130 series of Benjamin pistols were models: 130 shot .175 Cal BB's 132 shot .22 Cal pellets 137 shot .177 Cal pellets If yours is a rifle then I have NO idea what it shoots
Lets start with. The model 342 was a .22 caliber pellet rifle not a .177 cal bb gun. If you want an estimate of value then you will have to give more information as to the condition of the rifle. with out more information it is not possible to answer you.
see the link below for the owners manual. The Marksman Repeater is a 4.5 .177 caliber pistol not a 5.5 .22 caliber pistol.
the CS6M22X I believe is the .22 version of the Crosman Phantom .177 cal rifle. See the link below for the .177 version of the parts list.