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A full selection of Hop Up parts, buckings, nubs, chambers, packing, and more!  We stock tons of hopup parts for all types of airsoft guns.  For use in sniper rifles, gas guns, AEGs, and custom guns.  Improve the range and accuracy of your gun with a wide selection of aftermarket hop up accessories here.

Hop Up Parts and Buckings

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Action Army Hop Up Rubber Bucking AEG

Action Army Hop Up Rubber Bucking AEG

$7.50
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Wolverine MTW Hop Up Bucking and Nub

Wolverine MTW Hop Up Bucking and Nub

$10.99
Maxx Model M4P Pro Hop Up Chamber - HPA Polarstar

Maxx Model M4P Pro Hop Up Chamber - HPA Polarstar

$69.99
Madbull Shark Hop Up Bucking - Black

Madbull Shark Hop Up Bucking - Black

$9.99
Maxx Model M4i Pro Hop Up Chamber - ICS M4 AEG

Maxx Model M4i Pro Hop Up Chamber - ICS M4 AEG

$69.99
JG AEG Hop-Up M4 Metal Unit Set (Cyma OEM)

JG AEG Hop-Up M4 Metal Unit Set (Cyma OEM)

$14.99
Firefly Hopup Chamber Packing Hard GBB, VSR

Firefly Hopup Chamber Packing Hard GBB, VSR

$24.99
Maple Leaf F-Key - Hop Up WE Tool

Maple Leaf F-Key - Hop Up WE Tool

$8.99
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PTS MEC AEG - Hop Up Rubber Bucking (2-pack)

PTS MEC AEG - Hop Up Rubber Bucking (2-pack)

$11.99
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Maxx Model M4W Pro Hop Up Chamber - MTW HPA

Maxx Model M4W Pro Hop Up Chamber - MTW HPA

$68.99
KM Head Buffer Hopup Rubber Chamber AEPs ('55 Hardness)

KM Head Buffer Hopup Rubber Chamber AEPs ('55 Hardness)

$12.99
Echo 1 M28 Hop Up Chamber

Echo 1 M28 Hop Up Chamber

$28.00
Firefly Hopup Chamber Packing Medium GBB, VSR

Firefly Hopup Chamber Packing Medium GBB, VSR

$24.99
Firefly Hopup Chamber Packing Soft GBB, VSR

Firefly Hopup Chamber Packing Soft GBB, VSR

$24.99
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A-Plus Hop Up Rubber for Marui/KJW Pistols

A-Plus Hop Up Rubber for Marui/KJW Pistols

$3.99 $5.99
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Maxx Model Hop Up Chamber R Nub - 4.5mm

Maxx Model Hop Up Chamber R Nub - 4.5mm

$9.99
Maxx Model Hop Up Chamber R Nub - 6mm

Maxx Model Hop Up Chamber R Nub - 6mm

$9.99
Sale
Firefly Hop Up Bucking for VSR-10 (Extra Soft) (also fits Marui G26, G17, P226, MK23, 1911)

Firefly Hop Up Bucking for VSR-10 (Extra Soft) (also fits Marui G26, G17, P226, MK23, 1911)

$19.99 $24.99
KSC/KWA EVO 3 HopUp Tensioner EZ Packing 70 Degree

KSC/KWA EVO 3 HopUp Tensioner EZ Packing 70 Degree

$18.99
KM Head Buffer Hopup Rubber Chamber for VSR-10 and Gas guns ('45 Hardness)

KM Head Buffer Hopup Rubber Chamber for VSR-10 and Gas guns ('45 Hardness)

$17.99
Sale
PDI Hop Up Chamber Bar LOW for APS2 & Type 96

PDI Hop Up Chamber Bar LOW for APS2 & Type 96

$9.99 $18.99
Modify Baton VSR/GBB Accurate Hop Up Bucking - 65 Degree

Modify Baton VSR/GBB Accurate Hop Up Bucking - 65 Degree

$15.00
Sale
Firefly Hop Up Packing for Maruzen APS-2

Firefly Hop Up Packing for Maruzen APS-2

$4.99 $24.99