Item # qgrlau20bl13zz-grenade-bmx-bikes

Grenade Launch BMX Bike


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Description: Grenade Launch BMX Bike

You're going to want to send it as soon as you hop on the Grenade Launch BMX Bike. A Hi-ten frame and fork make this bike durable yet forgiving as you learn the coolest tricks. Hold tight on the Velo Mushroom grips mounted on the 28in wide bars for extra control. You'll be happy the APSE Alloy U-brakes are there, but once you get going on the Grenade Launch, you won't want to stop!

Key Features of the Grenade Launch BMX Bike 20":
  • FRAME: Hi-Ten Steel
  • FORKS: 1-1/8th Hi-Ten Steel
  • BARS: Framed 2pc Bars (8" Tall x 28" Wide)
  • GRIPS: Velo Mushroom 150mm
  • STEM: Framed Alloy Front Load
  • HEADSET: Neco 28.6 6/ 34/ 30mm
  • BRAKE LEVER: APSE Alloy Lever with Adjuster
  • BRAKE: APSE Alloy U-Brake
  • CRANKS: 1pc Forged Steel 175mm with Unsealed American Bottom Bracket
  • SPROCKET: 25t Steel
  • CHAIN: KMC Z410
  • PEDALS: 1/2" PC Resin
  • FRONT HUB: 3/8" KT Unsealed Hub
  • REAR HUB: 14mm KT Unsealed with 9t Freewheel
  • RIMS: 36h Single Wall Alloy Pinned
  • TIRES: Wanda King 20" X 2.125" Front 20" x 1.95" Rear
  • SADDLE: Frame Padded Comp
  • SEAT POST: Integrated
  • CLAMP: Framed Alloy Clamp
  • PEGS: Not Included
  • TOP TUBE: 20.5"
  • SEAT TUBE: 8"
  • CHAINSTAY: 13.5"
  • BB HEIGHT: 10.5"
  • WEIGHT: 25 lbs 2 oz
  • WHEELBASE: 38"


NOTE: All bikes are sold and delivered partially assembled. Final assembly should be done by a certified bike technician. Failure to have the bike assembled by a certified bike technician may void the warranty and could result in damage and/or injury if not assembled correctly.

3.7 / 5.0
3 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Stars
Nice bike
Nice bike - wish it was a little bit bigger than 20 inch.
July 23, 2015
over 2 years ago
Cool bmx
I like this bike is very good.
July 3, 2013
waste of money
First of the brakes fell off within the first day.second the cranks bent when I was riding at the skate park.third the baring in the back tire blew out while I was riding.last my handle bars bent when I went of a jump and I'm only 120.I think it's a waste of money
November 9, 2014
over 3 years ago

Start typing your question and we'll check if it was already asked and answered. Learn More
Browse 62 questions Browse 62 questions and 88 answers
Why did you choose this? Store
My son did a lot of research on a few bikes and wanted this one because it was what he liked and was not as expensive as most other bikes.
Melissa B on Jul 31, 2014
This is what my son wanted !
Liz G on Dec 15, 2013
My son did a lot of research on a few bikes and wanted this one because it was what he liked and was not as expensive as most other bikes.
Melissa B on Jul 31, 2014
This is what my son picked out for his birthday. I don't know this brand but he seems really happy about it thought.
Steven S on Dec 21, 2013
This is what my son wanted !
Liz G on Dec 15, 2013
Awesom bike for great savings
Dixie W on Dec 3, 2013
My son did the research and this is the bike he chose because it has the features he wanted at the right price.
Jane G on Nov 30, 2013
christmas present for my 13 year old son
April C on Nov 27, 2013
because it is cool!!!!
Dayna J on Sep 30, 2013
It's a good bike
Elizabeth L on Aug 14, 2013
I love all Grenade gear!
Nicholas G on Aug 5, 2013
Grandson picked it out
Elinor H on Jul 9, 2013
This is what my son picked out for his birthday. I don't know this brand but he seems really happy about it thought.
Steven S on Dec 21, 2013
Awesom bike for great savings
Dixie W on Dec 3, 2013
Is this bike for taller people? What size is good for someone 6'2
A shopper on Dec 25, 2013
BEST ANSWER: IF you are 6'2" you will need a bike with a 21" top tube
How much does this bike weigh?
A shopper on Jul 8, 2013
BEST ANSWER: The Grenade Launch BMX bike weighs approximately 25lbs 2oz
I'm 5'8", 175lbs and want to use this bike primarily for racing/transportation and light trick use. Will this bike be perfect for me?
A shopper on Apr 16, 2015
BEST ANSWER: Good Answers... Thanks.
These Grenade Launch BMX bikes are more entry-level focused rides. They will be great for cruising around and developing some skills with. If you decide to focus on more aggressive tricks.. you will want to look at a Full Chromoly Frame bike: ex: If you are looking to mess around, you could ride the Grenade Launch excellently.
Do you put screw on pegs, or bolt on pegs on this bike?
Kyle G on Oct 6, 2013
BEST ANSWER: you can put either on just make sure you check the size of your axel before you buy a peg if you buy a peg that wont screw on cause the axel is a bigger size then it would be a waste of money
Would this bike be able to handle a skate park and tricks?
Bryce H on Jul 15, 2014
BEST ANSWER: no it falls apart easy my brakes fell off the first i took it to the skate park and you will be made fun of because its off brand and has 1 pc cranks mine bent went i fell of it
I'm 5'1 and weigh 145lbs would it support me?
A shopper on Oct 19, 2014
BEST ANSWER: Yes it will support you. My friend was using my bike to hit a Jump, and he did it perfectly. He weighs like 195Ibs and his height is 5'8 so you should be fine.
what is the maximum weight for this bike?
daniel t on Nov 25, 2013
BEST ANSWER: The Grenade Launch will support up to 200lbs
What is so special about this bike?
A shopper on Jul 10, 2013
BEST ANSWER: Wow - what isn't special about the Grenade Launch BMX Bike! I could go on all day long...
is this a good bike for the skatepark?
A shopper on Jul 10, 2013
BEST ANSWER: Yes the Grenade Launch BMX Bike is a good bike for skateparks. This bike is ideal for an intermediate to novice rider to learn pro hops, wheelies, foot jam, manuals and basic ramp riding. If you're competing then you need to step up to a higher level bike...or you won't make the podium.
How much does it weigh?
A shopper on Jul 5, 2013
BEST ANSWER: The Grenade Launch BMX bike weighs approximately 25lbs 2oz
can you remove the things that hold the brake on?
First Name L on Jun 6, 2015
BEST ANSWER: Yes that's what you should do because they break really easily
Ho far out are the handle bars?
A shopper on Sep 10, 2014
BEST ANSWER: From the seat to handle bars 22in and the width is 18in.
would this bike be good for a 8yr old average height boy just starting out at skate parks ?
A shopper on Nov 10, 2013
BEST ANSWER: The Grenade Launch would be a wonderful bike for him to start out on.
How heavy is the grenade launch frame?
stretch on Sep 15, 2015
The bike is 25lbs 2 oz as a complete. It is a hi-ten frame which is sturdy, but not the lightest around. I will try to get the frame weight on its own.
How long is the sell gonna last?
A shopper on Jul 23, 2015
These Grenade BMX bikes will remain on the current sale for the time being.... through the end of the month for sure.
I like this bike does it come any longer frame size
size like 22inchs?
mikey on Jun 26, 2015
Unfortunately not. Grenade's longest top tube is 20.5. The longest we are currently selling is 21" I believe.
When you pedal bAckwards does it break?
A shopper on Jun 17, 2015
BEST ANSWER: Nope! This bike has a freewheel rear hub which will allow you to move the pedals backwards.
is this a good dirt bmx for someone 5'6?
A shopper on Jun 7, 2015
Someone who is 5'6" could ride this BMX bike fine. Grenade's Launch Bike will be a more entry level focused bike... good for cruising on and learning some skills.
What size of bottom brackets and cranks does it require?
A shopper on Aug 24, 2014
BEST ANSWER: the Grenade Launch has an american loose ball bottom bracket and one piece cranks.
How can I stop the back wheel from clicking when coasting?
Melissa B on Aug 7, 2014
BEST ANSWER: The Grenade Launch has a Cassette and you cannot get the Pawls to stop clicking cause that is what helps the wheel engage when pedaling forward
My son is 12 years old 5"4 & 135 lbs would this be a good starter/street Bmx for his size? He wants to take it to the skate park also...I have no idea what he will need.
Julia on Apr 7, 2014
BEST ANSWER: Yes, the Grenade Launch is a great bike for someone his size and his age
what is the rise of the bars?
A shopper on Mar 17, 2014
BEST ANSWER: Standard is 8.5 but I put subrosa 9.5s on and it was a lot more comfortable
Can this bike hold someone that weighs more than 200 pounds?
A shopper on Feb 11, 2014
BEST ANSWER: I purchased this bike for my 12 year old grandson he only weighs about 110
What size of pegs do you have to buy?
Dod12 on Dec 20, 2013
BEST ANSWER: For the Grenade Launcher BMX Bike you would need 3/8 inch pegs for the back tire and 14mm pegs for the front tire.
How big do the pegs have to be ?
A shopper on Dec 19, 2013
BEST ANSWER: The Grenade Launch takes 3/8 pegs up front and 14mm pegs in the rear
Why would I want a hi-tensile steel frame?
A shopper on Oct 8, 2013
BEST ANSWER: Hi-tensile steel keeps the price down and is a great price point for beginners to learn tricks on the bike with out the bike being overly heavy.
do the cranks hold up on this bike they look kinda cheap? please answer fast
Brock A on Aug 13, 2013
BEST ANSWER: Grenade Launch has 1 piece cranks. if you are jumping or doing any kind of tricks you would want to step up to a 3 piece cranks.
Are the pedals very strong?
A shopper on Aug 6, 2013
BEST ANSWER: Yes the Grenade Launch BMX Bike pedals are strong, strong like ox.
Could you guys make a video for the Grenade launch please?
A shopper on Aug 5, 2013
BEST ANSWER: We will see what we can do!
Would this bike be good for racing?
A shopper on Aug 3, 2013
BEST ANSWER: You could race the Grenade Launch BMX Bike if you'd really like, but there are other BMX Race BIkes specifically designed to be raced. Check out our BMX Race Bikes here >>