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Compatible with / aftermarket for products by Mattel, Inc. Not affiliated with, endorsed, or sponsored by Mattel, Mega Brands, or any franchise rights-holder.

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GCM45 · ONI Mongoose · BlokBlok

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Sets
Halo
Halo - 4 / 5
GCM45

GCM45

ONI Mongoose

Year released: 2019
Year discontinued: —
Pieces: 89
Figures: 1
Brand era: MegaConstrux
Weight: —
Retail price (USD): —

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Inventory

Almost complete · 66/89 parts · 1/1 fig (87%)

Minifigures1 logged· 1 type

×1Figure, Halo: Spartan Enforcer - Blue (ONI Mongoose) (Halo 4/5)FIG-GCM45-A

Parts66 logged· 48 types

Item catalogued 2026-05-08.

Instructions

OfficialInstructions on service.mattel.com↗

Sources & cross-references (2)

Mattel customer serviceGCM45 ↗
Mattel instruction PDFhttps://service.mattel.com/instruction_sheets/GCM45.pdf ↗

×1

Plate Modified 1 x 2 with offset fender, rightAM74817

MMGray, Dark (Metallic)

×1Tile Modified 1 x 1 RailingAM15486FBlack

×2Slope brick 25 1 x 2 corner, curved slope, leftMA74426MMGray, Dark (Metallic)

×1Slope brick 45 1 x 2 inverseMA1417MMGray, Dark (Metallic)

×1Slope brick 45 1 x 1 with 1 x 1 plateMA18740FBlack

×2Axle Pin 2L (Technic Pin)AM72534FBlack

×1Bracket Plate 1 x 1 with opposing side studsAM78273MMGray, Dark (Metallic)

×2Wheel Mongoose (ONI)AS-GCM45-02MULMulticolored

×1Brick 1 x 1 two-thirds-height with half-curved topMA17787MMGray, Dark (Metallic)

×2Tile 1 x 1 with vertical clip on topMA19999MMGray, Dark (Metallic)

×1Connector Brick 1 x 2 x 2 with Friction Hinge on both sidesAM79105FBlack

×2Plate 1 x 3MA01314MMGray, Dark (Metallic)

×1Tile 1 x 1 w/ Printed ONI LogoAS-GCM45-01MULMulticolored

×3Slope Plate Inverted 25 1 x 2 inverseMA72002FBlack

×1Brick 1 x 1 x 2 curved slopeMA17788MMGray, Dark (Metallic)

×1Connector: axle 3 studs longAM18265FBlack

×1Weapon, Firearm: M57 Pilum Assault Weapon, Rocket LauncherAM76365FBlack

×1Connector: rod, small, elbow, asymmetricalMA19392APGGray, Steel

×2Connector: rod, small, elbow, asymmetricalMA19392EARed, Cardinal

×1Plate 1 x 2 with handle, lengthwiseMA72000FBlack

×1Plate 1 x 1 with horizontal clipMA74415FBlack

×3Tile 1 x 1MA07223FBlack

×1Wedge Tile 1 x 2 without corner, leftAM74299FBlack

×2Connector: pin, smallMA17003EARed, Cardinal

×1Brick 1 x 4 with studs on sidesAM72601FBlack

×1Plate 1 x 3 with hollow studsMA72600FBlack

×1Slope plate 2 x 1, double-sloping, rightMA15480FBlack

×1Weapon Part: RPG WarheadAM75483MMGray, Dark (Metallic)

×1Plate 1 x 4MA09593MMGray, Dark (Metallic)

×1Tile, Modified 1 x 2 w/ 5 Lateral NotchesMA09198FBlack

×2Connector: rod, small, double elbowAM73904APGGray, Steel

×1Wedge Tile 1 x 2 without corner, rightAM74300FBlack

×1Plate 1 x 2MA09393FBlack

×2Wheel Mongoose ( ONI )AS-GCM45-03MULMulticolored

×1Wedge Plate 1 x 2 with Right Side FlareMA154881FBlack

×1Slope brick 45 4 x 2 inverse with axles & roll barAM17159APGGray, Steel

×2Slope brick 25 1 x 2 corner, curved slope, rightMA74427MMGray, Dark (Metallic)

×1Plate 2 x 6 irregularMA76357AKDGray, Light Camo (Metallic)

×1Plate 1 x 3 with raised offset handleAM72439MMGray, Dark (Metallic)

×2Plate 1 x 1 with horizontal pinsMA73906FBlack

×1Tile 2 x 2 without cornersMA18543MMGray, Dark (Metallic)

×2Plate 1 x 1 Round, Double Sided with Open TopAM76558APGGray, Steel

×1Bar 8L with connector tipAM76192WClear (Translucent)

×2Panel 1 x 1 x 1MA15485FBlack

×1Slope brick 25 1 x 1 with open stud on slopeAM72001MMGray, Dark (Metallic)

×1Plate Modified 1 x 2 with offset fenderAM74816MMGray, Dark (Metallic)

×1Brick 1 x 1 with side studsMA17507FBlack

×2Vehicle Mongoose Rear Tire SuspensionAM79106APGGray, Steel

Instructions1 logged· 1 type

×1Instruction booklet for GCM45 ONI MongooseINS-GCM45

Packaging1 logged· 1 type

×1Original packaging for GCM45 ONI MongooseBOX-GCM45

Price history(last 6 months)

No completed sales in the last 6 months.