24mm Double Penetration Attachment

24mm Double Penetration Attachment mounted with toys

DP Attachment bracket top-down view — Top-down view of the bracket with 3030 extrusion and dual 24mm threads

A double penetration attachment for 24mm threading. Uses a 200mm 3030 aluminum extrusion for extra stability and two slidable 24mm threads mounted on T-nuts.

Recommended for use with the Capstan XL HG20 version for maximum rigidity, but compatible with any OSSM build.

Bill of materials

Part	Quantity	Notes
3030 Aluminum Extrusion (200mm)	1	Provides the structural backbone
M5x10 Hex Cap Screw	4	Secures the 24mm threads
M5x20 Hex Cap Screw	4	Connects the main part to the 3030 extrusion
M5 T-Nut	8	For both thread mounts and extrusion attachment

Printed parts and CAD files

Part	Files
DP Attachment Body	3MF / STL
DP Attachment Thread	3MF / STL
STEP Source	DP_Attachment.step

Community support

Discord Thread

Join the discussion and share your experience with the DP attachment.

Suction Cup BracketMount heavy‑duty suction cups to 4040 aluminum extrusion for a stable, removable attachment point.

Getting Started

Standard Printed Parts

Motor

OSSM PCB v2.3

OSSM Mods

Known Issues

Bill of materials

Printed parts and CAD files

Community support

Discord Thread

​Bill of materials

​Printed parts and CAD files

​Community support

Discord Thread

Bill of materials

Printed parts and CAD files

Community support