No, they have the old Hasselblad 1600/1000 mount with auto iris. ----- Original Message ----- From: Peter J Nebergall To: rollei_list@xxxxxxxxxxxxx Sent: Saturday, April 05, 2008 7:50 PM Subject: [rollei_list] Re: Friday Sell list: two Soviet lenses Jerry, will they fit the Pentacon Six and Praktisix? Peter Nebergall On Fri, 4 Apr 2008 10:43:35 -0400 "Jerry Laderberg" <jerry@xxxxxxxxxxx> writes: I have these lenses for the Kiev 88 6X6 SLR: 65mm f4, 250 f3.5. Both are excellent , auto-iris black finish, with cases and back caps. Prices: $ 65 each, $ 100 the pair, plus postage. jerry@xxxxxxxxxxx