Specification AgeRangeDescription : Kid Brand : GPM BulletPoint1 : Product Name : Brass Pendulum Wheel Knuckle Axle Weight With Alloy Lid + 23mm Hex Adapter - 1Pr Set BulletPoint2 : Stainless steel rolling beads are designed to carry additional weight of 86 grams for each wheel keeping the weight downward towards the ground for better grabby performance. The increased weight can stabilize the wheel and enlarge crawling angle especially when the car is digging into some low lying area landspaces, grab the ground firmly and smoothly drive back to level. The high quality stainless steel is very suitable for muddy watery track with no fears of getting rusty. BulletPoint3 : Install onto the front & rear outer case of the knuckles. To adjust the weight of the pendulum wheel, there are 8 removable stainless steel beads weighing 4g each. Weight per piece : 66-86 grams (with 8 rolling beads, we recommend keeping at least 3 beads for better performance). 21mm widen hex adpater is included (16mm wider than original). This product is ONLY suitable for wheels with 5mm thread hole and minimum 45mm inner diameter. BulletPoint4 : Accessories included : 21mm Hex Adapter-2pcs ; Stainless Steel Pin 2x10-2pcs ; 5mm stainless steel Shims-2pcs ; 5mm Metal Washer-2pcs ; 20mm Stainless Steel Hex Socket Screws-2pcs ; Steel Washer-2pcs. BulletPoint5 : Will fit : 1/10 Traxxas TRX-4 Defender Trail Crawler (82056-4), TRX-6 Mercedes-Benz G63 AMG 6X6 Crawler (88096-4) CpsiaCautionaryStatement : choking_hazard_small_parts Edition : Standard Edition EducationalObjective : Team Building Skills ExternallyAssignedProductIdentifier1 : 840353319158 ExternallyAssignedProductIdentifier2 : 0840353319158 ExternallyAssignedProductIdentifier3 : 00739792066504 GpsrSafetyAttestation : 1 IncludedComponents : Rear Axles ItemName : GPM for Traxxas TRX-4 Trail Defender Crawler / TRX-6 MERC-Benz G63 Upgrade Parts Brass Pendulum Wheel Knuckle Axle Weight with Alloy Lid + 23mm Hex Adapter - 1Pr Set Black ItemPackageDimensions_Height : 1.5 inches ItemPackageDimensions_Length : 7 inches ItemPackageDimensions_Width : 4 inches ItemPackageQuantity : 1 ItemTypeKeyword : hobby-rc-vehicle-axles Manufacturer : GPM ManufacturerMaximumAge : 110 ManufacturerMinimumAge : 14 Material : Plastic Material1 : stainless steel Material2 : brass ModelName : TTF12M01 ModelNumber : C27214BLACK NumberOfBoxes : 1 NumberOfItems : 1 NumberOfPlayers : 1 OperationMode : Manual PartNumber : GPMTRX4023DX-BK ProductDescription : GPM For Traxxas TRX-4 Trail Defender Crawler / TRX-6 Merc-Benz G63 Upgrade Parts Brass Pendulum Wheel Knuckle Axle Weight with Alloy Lid + 23mm Hex Adapter - 1Pr Set Black ProductSiteLaunchDate : 2017-12-11T09:37:03.580Z StreetDate : 2017-08-22T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable TargetAudienceKeyword : boys TargetGender : unisex UnspscCode : 26111500