FreeSennheiser HD650 Headset upgrade
Printables
38 model
Free
FreeSennheiser HD650 bottom ring
Printables
FreeSennheiser HD650/HD6XX Massdrop Minimic Clamp Ring
Printables
FreeCapra Headband v1
Printables
Free6x0 Hex Grilles
Printables
FreeSENNHEISER 6X0 BOTTOM RING/SOCKET
Printables
FreeSennheiser Aftermarket Connectors
Printables
FreeSennpyrean
Printables
FreeSENNHEISER 6X0 CUP RING
Printables
Free6x0 Meze Mod
Printables
FreeSennheiser HD600 series earpad adapter ring
Printables
FreeCH1 DIY Headphones
Printables
FreeYet another hidden headphone hanger (YAHHH) ( fits big headphones )
Printables
FreeSENNHEISER 6X0 CUP RING MOD (Honeycomb)
Printables
FreeHD560S hanger for Hejne
Printables
/https://fbi.cults3d.com/uploaders/37381000/illustration-file/7dfdbc08-1377-4857-b287-4fdf82432f6f/Screenshot-2026-10-09-03.28.29.png)
$5,84HDR50 Gen.1 Push Button cover
Cults3D
FreeSennheiser HD600 / HDxxx - closed back mod
Printables
FreeSennheiser HD600-series closed caps
Printables
FreeUMAREX HDR50 MAGAZIN MOLLE (inspired by JKLEIN)
Thingiverse
FreeElgato HD60 S wall mount
Thingiverse
FreeUMAREX HDR50 HOPPER MAG by Mombrero (not tested)
Thingiverse
FreeSennheiser HD600 wall holder
Printables
FreeT4E HDR50 Shell A. Ammo
Thingiverse
FreeSennheiser HD 6XX/600/650 Headstrap
Printables
Freetipo slugMaker hdr50
Thingiverse
FreeUmarex T4E HDR50 EPIC WLUFF AMO
Thingiverse
FreeUmarex T4E HDR50 EarthQuake Ammo .50
Thingiverse
FreeSaeco Xsmall/Philips HD8650
Printables
FreeSaeco Xsmall/Philips HD8650
Printables
Freewasp spike spikes killer 50cal HDR50 HDR 50 TR50 TR 50
Thingiverse
/https://fbi.cults3d.com/uploaders/41889656/illustration-file/07c33ac2-3362-4a5f-8682-817be731cf0a/ASD.jpg)
FreePrintable roundball shells (for 12.5mm / 4.3g)
Cults3D
/https://fbi.cults3d.com/uploaders/37381000/illustration-file/6d011ef7-5a45-48e9-866e-3658c78e53c3/Screenshot-2026-10-09-03.28.29.png)
$6,58TR50 Gen.2 Push Button cover
Cults3D
FreeSennheiser cable Y-junction
Printables
FreeSennheiser HD58X driver cover
Printables
FreeParametric underdesk headphone holder
Printables
FreeYet Another Hidden Headphone Hanger ( YAHHH ) V2 Big headphones friendly
Printables
Free.50 Cal launcher (TDR,HDR) Umarex Slug/Pellet
Printables
/https://fbi.cults3d.com/uploaders/41889656/illustration-file/89523482-ace7-4609-90e9-db4ed9165f29/breezy-muzzle-thumb-copy2.jpg)
FreeBreezy muzzle for .50cal T4E tuning barrels
Cults3D