Dustin:

On the surface I had thought so too but the internal mechanism/mousetrap is as you note "different". I'll bet the tubes were sourced from Britian. I just posted it here but intend to put it on a Georg Ludwig Rasch thread.

An interesting Collath(TESCO), who was a maker to the trade: (No. 124) http://www.altejagdwaffen.de/Details.155.0.html?&no_cache=1&L=1&tx_fwwcat_pi1[showUid]=88

Kind Regards,

Raimey
rse