MechLabs
MechLabs NEXXUS Flat Trigger for X-MOD
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Bolt upgrade for compatible MechLabs XX-MOD, NEXXUS, and ARC-1 airsoft HPA systems.
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Free shipping on qualifying U.S. orders of $99 or more. Qualifying orders over $249 USD to Canada and Mexico.
Eligible items and services only. Discounts and destination can change eligibility. The final shipping rate is confirmed at checkout. Offer detailsSpecial order — ships once sourced or built for your order. A dispatch date is not confirmed.
Returns depend on the item, its condition and your destination. Review eligibility, exclusions and applicable fees before ordering.
Special order — ships once sourced or built for your order. A dispatch date is not confirmed.
Processing time is separate from carrier transit time. Restocking, special-order and supplier-direct items can take longer.
Checkout confirms available services, shipping charges and any available delivery estimate for your destination.
Shipping policy and current processing informationReturns depend on the item, its condition and your destination. Review eligibility, exclusions and applicable fees before ordering.
Return approval, inspection, product condition and exceptions apply. Confirm this item’s eligibility before ordering.
Report shipping damage, defects, missing parts, incorrect items or fulfillment errors within 7 days of delivery. This reporting window does not remove applicable statutory rights.
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General policy for eligible non-custom items
Eligible non-custom items may request a return within 30 days of delivery. This does not confirm this item is returnable. Product-specific exclusions and stricter terms apply.
Destination and product restrictions apply. Available services and charges are confirmed at checkout.
International shipping detailsExisting programs are managed on HRTI.
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Wishlist and product financing on HRTIThe MechLabs X-MOD Pro-Bolt is a bolt upgrade for compatible MechLabs XX-MOD, NEXXUS, and ARC-1 airsoft HPA systems. It is intended for users looking to tune air performance, nozzle fit, and consistency in supported MechLabs platforms.
| Brand | MechLabs |
| Product Type | HPA Engine Part |
| Model | XX-MOD Pro-Bolt |
| Platform | XX-MOD, NEXXUS, ARC-1 |
| Estimated Shipping Weight | 2 oz |
Use only with confirmed MechLabs XX-MOD, NEXXUS, or ARC-1 compatible builds. Confirm nozzle length, hop-up alignment, and current engine configuration before ordering.
HPA engine, regulator, replica, tools, and hop-up parts are not included unless separately listed.
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MechLabs NEXXUS Flat Trigger for X-MOD
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MechLabs X-MOD GB V2 Mechanical HPA Engine
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MechLabs 3x O-Ring Kit for XX-MOD
Restocking — ships when restocked.
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MechLabs NEXXUS Flat Trigger for NEXXUS Billet
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MechLabs FLO-MAX Upgrade Spring
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MechLabs 155mm 6.03mm Inner Barrel
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View product: MechLabs 155mm 6.03mm Inner BarrelFree shipping on qualifying U.S. orders of $99 or more. Qualifying orders over $249 USD to Canada and Mexico.
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