Products    /    Optomechanics    /    12 mm Post System    /    PH Series Post Holders
PH Series Post Holders

A variety of post heights Available
Suitable for 12mm diameter post

PH series post holders have a square relief cut for stable three point line contact with post and post holder. Spring loaded plunger knob is provided with every post holder for smooth up and down movement and stable tightening at desired position.

We can fix post holder to an optical table , base plate or a pedestal adapter by using M6 mounting hole provided at the bottom of the post holder.


        Aluminium alloy construction
        Black anodized finish
        M6 mounting hole
        Suitable for 12mm diameter post


12 mm post holder Metric mounting hole


Model No Length ( mm ) Price ( $ )
PH20 12 mm inner & 20 mm outer dia, aluminium black anodised, length 20 mm with M6 tap 5.50
PH30 12 mm inner & 25 mm outer dia, aluminium black anodised, length 30 mm with M6 tap 6.00
PH40 12 mm inner & 25 mm outer dia, aluminium black anodised, length 40 mm with M6 tap 6.00
PH50 12 mm inner & 25 mm outer dia, aluminium black anodised, length 50 mm with M6 tap 7.00
PH75 12 mm inner & 25 mm outer dia, aluminium black anodised, length 75 mm with M6 tap 8.00
PH100 12 mm inner & 25 mm outer dia, aluminium black anodised, length 100 mm with M6 tap 11.00
PH150 12 mm inner & 25 mm outer dia, aluminium black anodised, length 150 mm with M6 tap 11.00

12 mm post holder Imperial mounting hole


Model No Length ( mm ) Price ( $ )
PHT20 12 mm inner & 25 mm outer dia, aluminium black anodised, length 20 mm with 1/4-20 tap 5.50
PHT30 12 mm inner & 25 mm outer dia, aluminium black anodised, length 30 mm with 1/4-20 tap 6.00
PHT40 12 mm inner & 25 mm outer dia, aluminium black anodised, length 40 mm with 1/4-20 tap 6.00
PHT50 12 mm inner & 25 mm outer dia, aluminium black anodised, length 50 mm with 1/4-20 tap 7.00
PHT75 12 mm inner & 25 mm outer dia, aluminium black anodised, length 75 mm with 1/4-20 tap 8.00
PHT100 12 mm inner & 25 mm outer dia, aluminium black anodised, length 100 mm with 1/4-20 tap 11.00
PHT150 12 mm inner & 25 mm outer dia, aluminium black anodised, length 150 mm with 1/4-20 tap 11.00

Plunger knobePrice    :    $ 84.00

Model    :    PGK-20

Plunger knobeis a brass plunger, loaded with a suitable spring, inside M6 stud. This plunger knob prevents posts from sudden falling while loosening the knob for removing the post or adjusting height in an optical set up. Only one hand is required for any operation using post and post holder.
# one set contains 10 nos.



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