




Vástago inferior: recto (5 pulg.)
¿Está buscando un vástago de bajada de repuesto de primera calidad? ¡No busques más que nuestro vástago descendente de tubo recto! Cuidadosamente elaborado, con una junta hembra de 19 mm y que requiere un vástago inferior de 5 pulgadas, este accesorio es la mejora perfecta para su equipo para fumar.
Construido con vidrio de borosilicato duradero, este vástago inferior está diseñado para resistir el uso diario y la prueba del tiempo. Su diseño elegante y sencillo garantiza que complemente cualquier pieza a la perfección. Es más, su construcción de vidrio coloreado añade un toque de estilo para mejorar su experiencia de fumar.
Mejora tu calada hoy con nuestro tubo recto y disfruta de una sesión de fumar más suave y placentera. No lo dude: ¡haga su pedido ahora y experimente la diferencia de primera mano!
Especificaciones:
- Longitud: 5 pulgadas/12,5 cm
- Tamaño de la junta: 14 mm macho / 19 mm hembra
- Material: borosilicato
Specifications
Key Specifications
- Length: 5.75 in / 14.5 cm
- Downstem Joint: 19mm male
- Bowl Connection: 14mm female
- Material: Borosilicate glass
- Design: Straight tube / no diffusion
- Logo: Heat-bonded Castle Glassworks logo
- Best For: Direct airflow, simple cleaning, replacement use
What's in the box?
What’s in the Box
Your 5.75" Straight Downstem
A premium colored borosilicate glass replacement downstem with a heat-bonded Castle Glassworks logo.
Please note:
This listing is for the downstem only. If you need a matching bowl, shop the Bowls collection.

Vástago inferior: recto (5 pulg.)
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Straight to the point
Our Straight Downstem is for people who like to get straight to the point, no extra hassle. A true classic, this downstem features a straightforward design—no holes, no percolators—making it incredibly easy to clean and highly durable. Whether you're upgrading your setup or replacing a broken piece, the Straight Downstem ensures a smooth, no-fuss smoking experience every time.
Free shipping and returns

Why Choose This Straight Downstem
If you want a no-fuss replacement that’s easy to maintain and delivers a direct draw, this straight downstem is the right choice. Unlike diffused downstems with slits or holes, this design keeps airflow open and cleaning simple. It’s ideal for smokers who prefer a more classic pull and an easy everyday replacement.
In stock, ready to ship
Need help confirming fit? Visit the Help Center or read Your Guide To Choosing A Downstem.
Fit & Compatibility
Universal compatibility with all Castle Glassworks' Bongs and Accessories.
This straight downstem is designed for compatible setups where the 19mm male downstem joint inserts into the female bong joint, and the female 14mm downstem joint receives a 14mm male bowl. If you are replacing a broken or worn downstem, measure your current piece before ordering to confirm the correct length and fit.
Designed for buyers who want dependable function without overpaying for hype
Cleaning & Care
One of the biggest advantages of a straight downstem is how easy it is to clean. Because there are no slits or percolation holes, residue has fewer places to build up.
How to clean:
- Remove the downstem from your bong
- Soak it in a glass-safe cleaning solution
- Rinse with warm water
- Let it dry fully before reinstalling
For best performance, keep the bottom end submerged in water without overfilling to avoid splash-back.
FAQs
Please read our FAQs page to find out more.
What makes a straight downstem different from a diffused downstem?
A straight downstem has no slits or holes, so airflow is more direct and cleaning is easier. Diffused downstems add extra filtration through multiple openings.
Is a straight downstem easy to clean?
Yes. The simple straight-tube design makes it one of the easiest downstems to maintain.
Can I use a straight downstem with any bong?
As long as the joint size and length are compatible with your bong, it will work.
How do I know if this is the right replacement?
Measure your current downstem and confirm both the length and joint fit before ordering. You can also read Your Guide To Choosing A Downstem.
Does this include a bowl?
No. This product includes the downstem only. If you need a bowl, browse the Bowls collection.
Shop Related Downstems & Accessories
If you’re still comparing options or want to change up your setup, explore these collections:
If you’re new to glass, start with a guide:
Ready to Replace your downstem?
Replace your worn or broken downstem with a clean, simple upgrade built for direct airflow and easy maintenance. Choose your color and add it to cart today.
