HW/Weihrauch HW 50s: .177 vs .22

According to google

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No, the Weirauch HW50 .177 and .22 calibers do not use the same spring and piston. The .177 caliber will typically use a spring with a smaller wire diameter than the .22 caliber, according to Pyramyd AIR. This difference in spring size is necessary because the .177 and .22 pellets have different weights and require different amounts of power to achieve optimal performance.

 
According to google

Learn more

No, the Weirauch HW50 .177 and .22 calibers do not use the same spring and piston. The .177 caliber will typically use a spring with a smaller wire diameter than the .22 caliber, according to Pyramyd AIR. This difference in spring size is necessary because the .177 and .22 pellets have different weights and require different amounts of power to achieve optimal performance.
Thanks. I wasnt sure because there is no difference, for example, between OEM air arms springs for .177 and .22 TX 200/Prosports.

And I didn’t see in the Pyramyd blog article you reference (which I’ve seen before) where BB discussed a difference in springs not between calibers, just in higher performance springs for the same caliber.
 
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My .22 HW50 ate a spring on Friday. Replaced it with the HW50 HO spring sold by Vortek. I have the same spring in my .177 HW50. They are both great rifles. Both are shooting right around 13 foot pounds.


Edited for grammar.
 
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My .22 HW50 ate a spring on Friday. Replaced it with the HW50 HO spring sold by Vortek. I have the same spring in my .177 HW50. They are both great rifles. Both are shooting right around 13 foot pounds.


Edited for grammar.
Can you tell a difference between the new delrin guide compared to the old "silent steel" guide. All of my PG4's have the steel guide, but I see Tom has gone back to delrin.