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Kenneth MacDowell | all galleries >> Tech Stuff/Information >> Autococker BOLTS/Back Blocks/Pull Pins!! All you ever wanted to know!!! >> Bolt Lengths > 3 Basic Bolt Lengths
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18-JAN-2008

3 Basic Bolt Lengths

there are 3 basic bolt sizes that have come to be over the years...
Top to bottom in the pic and the order in which they were introduced to the general public:

---YEAR-----------Length--------------
-Pre2k xxx
-Evo xxx
-2k+ xxx
Length is measured from tip to center of pull pin hole

Notice that the pre2k and Evo length bolts are longer in the back. From center hole to back of back block will be 1/2", while the 2k+ is 1/4".

www.customcockers.com/forum

1/50s f/3.1 at 6.3mm iso64 hide exif
Full EXIF Info
Date/Time18-Jan-2008 06:57:11
MakePentax
ModelPENTAX Optio M30
Flash UsedNo
Focal Length6.3 mm
Exposure Time1/50 sec
Aperturef/3.1
ISO Equivalent64
Exposure Bias
White Balance
Metering Modematrix (5)
JPEG Quality
Exposure Program
Focus Distance

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