
M-PROM-45
Black Bucking (Straight Extra Soft Type)
- New modern straight design
- Long lasting material
- Extra Soft Type material
- More accuracy than traditional hop types
- Must be used with a FLAT nub type products
This is a modern design following trends of custom hop makers. This has no nub on the inside and is a completely straight packing.. this needs to be used with a flat nub type from prometheus. The concept is a more stable and accurate flight than the original Marui designed hop rubber as the "bump" doesnt counter act the flat tensioner effect.
Pairs well with
In stock! Ships within 1-2 business days.
Complimentary shipping & returns

Black Bucking (Straight Extra Soft Type)
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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Shipping Information
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FAQ’s
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Contact Us
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FAQs
Please read our FAQs page to find out more.
Do I need an account to order?
No, but an account lets you save addresses, review orders, download invoices and manage wish‑lists.
When will my order ship?
Orders placed before 15:00 CET on business days ship the same day if the
items are in stock. A tracking e-mail follows automatically.
Can I change or cancel my order?
Yes, e-mail orders@skirmshop.nl or use the contact form before 15:00 CET on the shipping day
with your order number. After dispatch, changes aren’t possible.
Do you ship outside the EU?
Yes, the shipping rates and import taxes will be calculated at checkout.
What is the minimum age to buy an airsoft replica?
Please check your own governments regulations for the minimum required age.
Don't forget to send your ID.