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Product Image Item Name Price+
ZCI O-Type Pinion

ZCI O-Type Pinion

Standard PIM O-type pinion, great for replacing worn pinions and matching with ZCI gears. Specifications: Material: PIM steel Shaft type: O
$3.00  $1.50
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Core AK Double O-ring POM Nozzle (19.67mm) - Boneyard

Core AK Double O-ring POM Nozzle (19.67mm) - Boneyard

This is a POM nozzle with double O-rings for AK series rifles made by Core. The O-ring stops air from leaking between the cylinder head and nozzle,...
$4.50  $3.00
Save: 33% off


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Mystery spring guide - Boneyard

Mystery spring guide - Boneyard

Pistol spring guide, for uh, something? All boneyard items are no returns and no warranty of any kind!
$3.00

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SHS Long Motor Ball Bearing Shaft Guide and Spring

SHS Long Motor Ball Bearing Shaft Guide and Spring

SHS ball bearing shaft guide for long motors, includes spring.
$3.00

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YLD CNC Hardened Steel 7mm Bushings - Boneyard

YLD CNC Hardened Steel 7mm Bushings - Boneyard

Hardened steel 7mm bushings. All boneyard items are no returns and no warranty of any kind!
$3.00

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SHS AK / V3 Aluminum Cylinder Head - Boneyard

SHS AK / V3 Aluminum Cylinder Head - Boneyard

These are CNC machined aluminium cylinder heads made by SHS. They have double O-rings that fit nice and tightly in the cylinder for a good air seal...
$4.00

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PPS VSR Cylinder head - Boneyard

PPS VSR Cylinder head - Boneyard

Steel VSR cylinder head made by PPS, compatibilty may vary. All boneyard items are no returns and no warranty of any kind!
$5.00

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SHS AEP cutoff lever

SHS AEP cutoff lever

Replacement AEP cutoff lever.
$10.00

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SHS AEP Piston Tooth

SHS AEP Piston Tooth

Replacement AEP piston tooth.
$10.00

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YLD Stock mounted battery bag - Boneyard

YLD Stock mounted battery bag - Boneyard

Durable nylon battery bag with straps to mount on a butstock, perfect for putting dangerously powerly lipos on your RPS monster. All boneyard items...
$10.00

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YLD Carbon Fiber Piston with 4 Steel Teeth - Boneyard

YLD Carbon Fiber Piston with 4 Steel Teeth - Boneyard

YLD YLD Carbon Fiber Piston with 4 CNC hardened steel teeth, super light and strong. All boneyard items are no returns and no warranty of any kind!
$12.00

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YLD Carbon Fiber Piston with 4 Titanium Teeth - Boneyard

YLD Carbon Fiber Piston with 4 Titanium Teeth - Boneyard

YLD YLD Carbon Fiber Piston with 4 CNC titanium teeth, super light and strong. All boneyard items are no returns and no warranty of any kind!
$12.00

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YLD Carbon Fiber Piston with Full Steel Rack - Boneyard

YLD Carbon Fiber Piston with Full Steel Rack - Boneyard

YLD YLD Carbon Fiber Piston with a full CNC hardened steel rack, super light and strong. All boneyard items are no returns and no warranty of any...
$12.00

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PPS L96 Reinforced cylinder - Boneyard

PPS L96 Reinforced cylinder - Boneyard

Really nicely made steel cylinder, seems to be L96 but please check dimensions. 22.06mm OD and 19.75mm ID All boneyard items are no returns and no...
$15.00

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VSR Reinforced Stainless Steel Cylinder - Boneyard

VSR Reinforced Stainless Steel Cylinder - Boneyard

Stainless steel cylinder, seems to be VSR but please check dimensions. 24mm OD and 22mm ID All boneyard items are no returns and no warranty of any...
$15.00

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Random Boneyard Motor - Long type

Random Boneyard Motor - Long type

Boneyard motor, pulled randomly from a box of returned motors, may or may not work, all neo magnets. Some Lonex, some ZCI, some SHS.   All...
$16.00

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ZCI M4 Lightweight Polymer Crane Stock - Boneyard

ZCI M4 Lightweight Polymer Crane Stock - Boneyard

This polymer crane stock provides a more substantial stock for better cheek weld while still maintaining a low weight. The butt pad is a medium soft...
$16.00

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Rocket 32:1 Ultra High Torque Gear Set

Rocket 32:1 Ultra High Torque Gear Set

This is a 32:1 gear set made by Rocket, 32:1 much higher than most stock gear sets and provides the torque necessary for super springs used in very...
$22.00

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Rocket SR-25 18:1 Gear Set

Rocket SR-25 18:1 Gear Set

This is a 18:1 SR-25 gear set made by Rocket 18:1 is the same as most stock gearsets and is a good balance of speed and torque. This set is designed...
$22.00

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Lonex M4 Tactical Flash Mag 360 Round High Cap - Black

Lonex M4 Tactical Flash Mag 360 Round High Cap - Black

The Flash Mag from Lonex is a rethink of the conventional High capacity magazine. It maintains the high capacity but replaced the slow and often...
$24.00

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Monthly Specials For February

ZCI O-Type Pinion
ZCI O-Type Pinion
$3.00  $1.50
Save: 50% off