




SP-SILV-158
Advanced Piston Head (SRS & TAC-41)
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Pickup available at Skirmshop Spain
Usually ready in 24 hoursThis piston head features: - Viton O-ring with a vented design. - No airbrake, with short, medium, and long airbrake options (for 4.00 mm inner nozzle - for original SRS and TAC-41 stock - POM piston ring - NBR 80° ring damper - CNC stainless steel construction for additional piston mass (from 30.2 to 31.7 grams, instead of 7.6 grams for the original piston head) An airbrake cuts off the airflow before the piston hits the bottom of the cylinder, creating an air cushion that reduces impact noise, possibly at the expense of muzzle energy Compatible with: - original SRS piston (SBA-BPS-13) - original TAC-41 piston (SBA-BPS-30) - variable mass piston for SRS (SBA-BPS-18) - variable mass piston for TAC-41 (SBA-BPS-31) - steel variable mass piston body (SBA-BPS-33)
Pairs well with
In stock! Ships within 1-2 business days.
Complimentary shipping & returns

Advanced Piston Head (SRS & TAC-41)
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.