Post Spacer and Setscrew Kit


  • RS-KIT(/M) Contains All Available Post Spacer Thicknesses and Two Setscrew Lengths
  • Large Diameter Relief Cut on Top and Bottom of Spacers for Additional Mounting Stability

1 mm Spacer

3 mm Spacer

5 mm Spacer

7 mm Spacer

10 mm Spacer

1/4"-20 Setscrew

RS-KIT

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Post Spacers
Click to Enlarge
Post Spacer Being Used to Increase the Post Height
by 5 mm (0.2")

Features

  • RS-KIT(/M) Contains Ø25 mm Spacers with Thickness from 1 mm to 10 mm
  • Solid Stainless Steel Construction
  • 1/4" (M6) Clearance Hole
  • Large Diameter Relief Cut on Top and Bottom of Spacers for Additional Mounting Stability

Thorlabs offers our Ø25 mm Post Spacers in a compact, comprehensive kit. These spacers are designed for achieving "in between" heights of our Ø1" (Ø25 mm) Posts without compromising structural rigidity. The center Ø1/4" (M6) clearance hole allows threaded studs to pass through to the mating tap of the components on either side of the spacer. Achieving, for example, a total post height of 8.2" is as simple as inserting one RS5M spacer (0.2" thickness) in between two RS4 posts (4" length).

RS-KIT Post Spacer and Setscrew Kit
Item Qty. Item Qty.
Ø25 mm Post Spacer, 1 mm Thick (RS1M) 5 Ø25 mm Post Spacer, 7 mm Thick (RS7M) 1
Ø25 mm Post Spacer, 2 mm Thick (RS2M) 5 Ø25 mm Post Spacer, 8 mm Thick (RS8M) 1
Ø25 mm Post Spacer, 3 mm Thick (RS3M) 5 Ø25 mm Post Spacer, 9 mm Thick (RS9M) 1
Ø25 mm Post Spacer, 4 mm Thick (RS4M) 5 Ø25 mm Post Spacer, 10 mm Thick (RS10M) 5
Ø25 mm Post Spacer, 5 mm Thick (RS5M) 5 1/4"-20 Setscrew, 7/8" Long 25
Ø25 mm Post Spacer, 6 mm Thick (RS6M) 1 1/4"-20 Setscrew, 1" Long (SS25S10) 25
RS-KIT/M Post Spacer and Setscrew Kit
Item Qty. Item Qty.
Ø25 mm Post Spacer, 1 mm Thick (RS1M) 5 Ø25 mm Post Spacer, 7 mm Thick (RS7M) 1
Ø25 mm Post Spacer, 2 mm Thick (RS2M) 5 Ø25 mm Post Spacer, 8 mm Thick (RS8M) 1
Ø25 mm Post Spacer, 3 mm Thick (RS3M) 5 Ø25 mm Post Spacer, 9 mm Thick (RS9M) 1
Ø25 mm Post Spacer, 4 mm Thick (RS4M) 5 Ø25 mm Post Spacer, 10 mm Thick (RS10M) 5
Ø25 mm Post Spacer, 5 mm Thick (RS5M) 5 M6 x 1.0 mm Setscrew, 20 mm Long (SS6MS20) 25
Ø25 mm Post Spacer, 6 mm Thick (RS6M) 1 M6 x 1.0 mm Setscrew, 25 mm Long (SS6MS25) 25

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Post Spacer and Setscrew Kits

Based on your currency / country selection, your order will ship from Newton, New Jersey  
+1 Qty Docs Part Number - Imperial Price Available
RS-KIT Support Documentation
RS-KITØ25 mm Post Spacer and 1/4"-20 Setscrew Kit
$339.74
Today
+1 Qty Docs Part Number - Metric Price Available
RS-KIT/M Support Documentation
RS-KIT/MØ25 mm Post Spacer and M6 Setscrew Kit
$339.74
Today