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12/28/2014 11:08:55 PM EDT
I know there is a difference between the Lightweight Key Mod Series from the Lightweight M-Lok Series one piece free float handguards.  Which is the better handrail?

School me in particular the Keymod rails and the M-Lok rails. Are these both rails interchangeable?  Which one is more used or as they say the standard bearer?

Can a A-Frame front sight be replaced with a low profile gas block?  Thinking of replacing my present two-piece free float handguard to the slimmer and lighter one piece free floats.

Thanks.
12/28/2014 11:15:04 PM EDT
[#1]
Which one is better?  Neither has a huge advantage over the other.  It all comes down to preference of the user.
Both are designed to home accessories tightly up against the handguard.  The M-lok is cheaper to produce du to machining savings but the keymod has been around a little longer.

Keymod is being used by some pretty big players in the handguard making industry.  M-lok is the standard for Magpul who is the biggest player I would say.

They are not interchangeable per say but there are adapters being made to adapt keymod to M-lok and M-lok to keymod.

I use keymod and have been happy with it, but M-lok looks great to me too.

A frame front sights can be replaced with a lo pro to fit under most handguards or if you want, you can shave it down yourself to fit underneath a rail.
12/29/2014 11:48:31 AM EDT
[#2]
Sounds like VHS & BETA to me now......no standardization.
12/29/2014 3:00:21 PM EDT
[#3]
Quote History
Quoted:
Sounds like VHS & BETA to me now......no standardization.
View Quote


M-LOK is basically an updated, direct attach, open license system of the original MOE slots we have been using since 2007. It is backwards compatible with the older MOE system via an adapter plate and all Magpul products using the MOE slots will be converted to use the M-LOK system this year. The MOE system is almost 10 times larger than the entire Keymod market place so even counting only Magpul using it as a propriety system it's adoption will be larger than Keymod in 2015. That said over 100 companies have now signed the no cost license to develop M-LOK compatible parts.

The following is a list of the advantages of M-LOK over Keymod we put together a while back.

M-LOK works over a wider material thickness range than Keymod.

M-LOK uses a flat nut that is suitable for polymer, metal and carbon fiber mounting surfaces. Keymods conical interface makes only suitable for metal mount applications.

M-LOK is a true direct attach system so a line of accessories mounted next to each other do not need to be slid off to remove just one piece.

M-LOK has better recoil/impact support than Keymod.

M-LOK uses a larger bolt and has greater direct surface contact than Keymod resulting is greater pull out strength (a single MLOK mount exceeds 300 lbs in all materials)

M-LOK accessories are multi directional (can be mounted forward or backwards).

M-LOK has a uniform internal edge that can be generously chamfered allowing a better feel on the hand than Keymods 45 degree under cuts.

M-LOK can use any of the millions of MOE accessories already fielded via an adapter plate. and vice versa using another adapter plate.

M-LOK slots are much lower cost to manufacture than Keymod resulting in lower cost to consumers.

M-LOK nuts are much lower cost to manufacture than Keymod resulting in lower cost to consumers.

M-LOK bolts are commonly available (user replaceable) and allow more torque to be applied than Keymod.

M-LOK slots requires no special CNC cutters or complex injection molds to manufacture an undercut like Keymod resulting in lower cost to consumers.

M-LOK has greater documentation surrounding manufacturing than Keymod allowing for greater compatibility between different manufactures and different M-LOK products.
12/29/2014 11:52:25 PM EDT
[#4]
Quote History
Quoted:


M-LOK is basically an updated, direct attach, open license system of the original MOE slots we have been using since 2007. It is backwards compatible with the older MOE system via an adapter plate and all Magpul products using the MOE slots will be converted to use the M-LOK system this year. The MOE system is almost 10 times larger than the entire Keymod market place so even counting only Magpul using it as a propriety system it's adoption will be larger than Keymod in 2015. That said over 100 companies have now signed the no cost license to develop M-LOK compatible parts.

The following is a list of the advantages of M-LOK over Keymod we put together a while back.

M-LOK works over a wider material thickness range than Keymod.

M-LOK uses a flat nut that is suitable for polymer, metal and carbon fiber mounting surfaces. Keymods conical interface makes only suitable for metal mount applications.

M-LOK is a true direct attach system so a line of accessories mounted next to each other do not need to be slid off to remove just one piece.

M-LOK has better recoil/impact support than Keymod.

M-LOK uses a larger bolt and has greater direct surface contact than Keymod resulting is greater pull out strength (a single MLOK mount exceeds 300 lbs in all materials)

M-LOK accessories are multi directional (can be mounted forward or backwards).

M-LOK has a uniform internal edge that can be generously chamfered allowing a better feel on the hand than Keymods 45 degree under cuts.

M-LOK can use any of the millions of MOE accessories already fielded via an adapter plate. and vice versa using another adapter plate.

M-LOK slots are much lower cost to manufacture than Keymod resulting in lower cost to consumers.

M-LOK nuts are much lower cost to manufacture than Keymod resulting in lower cost to consumers.

M-LOK bolts are commonly available (user replaceable) and allow more torque to be applied than Keymod.

M-LOK slots requires no special CNC cutters or complex injection molds to manufacture an undercut like Keymod resulting in lower cost to consumers.

M-LOK has greater documentation surrounding manufacturing than Keymod allowing for greater compatibility between different manufactures and different M-LOK products.
View Quote View All Quotes
View All Quotes
Quote History
Quoted:
Quoted:
Sounds like VHS & BETA to me now......no standardization.


M-LOK is basically an updated, direct attach, open license system of the original MOE slots we have been using since 2007. It is backwards compatible with the older MOE system via an adapter plate and all Magpul products using the MOE slots will be converted to use the M-LOK system this year. The MOE system is almost 10 times larger than the entire Keymod market place so even counting only Magpul using it as a propriety system it's adoption will be larger than Keymod in 2015. That said over 100 companies have now signed the no cost license to develop M-LOK compatible parts.

The following is a list of the advantages of M-LOK over Keymod we put together a while back.

M-LOK works over a wider material thickness range than Keymod.

M-LOK uses a flat nut that is suitable for polymer, metal and carbon fiber mounting surfaces. Keymods conical interface makes only suitable for metal mount applications.

M-LOK is a true direct attach system so a line of accessories mounted next to each other do not need to be slid off to remove just one piece.

M-LOK has better recoil/impact support than Keymod.

M-LOK uses a larger bolt and has greater direct surface contact than Keymod resulting is greater pull out strength (a single MLOK mount exceeds 300 lbs in all materials)

M-LOK accessories are multi directional (can be mounted forward or backwards).

M-LOK has a uniform internal edge that can be generously chamfered allowing a better feel on the hand than Keymods 45 degree under cuts.

M-LOK can use any of the millions of MOE accessories already fielded via an adapter plate. and vice versa using another adapter plate.

M-LOK slots are much lower cost to manufacture than Keymod resulting in lower cost to consumers.

M-LOK nuts are much lower cost to manufacture than Keymod resulting in lower cost to consumers.

M-LOK bolts are commonly available (user replaceable) and allow more torque to be applied than Keymod.

M-LOK slots requires no special CNC cutters or complex injection molds to manufacture an undercut like Keymod resulting in lower cost to consumers.

M-LOK has greater documentation surrounding manufacturing than Keymod allowing for greater compatibility between different manufactures and different M-LOK products.


I have seen the slots of a M-Lok on a handguard.  How does the locking mechanism look like?  Some one mentioned some kind of barrel nut?  Thanks.

Edit:  I also noticed the Polymer Rail Sections come with slots.  How do you determine the amount of slots?  Are those the elongated slots along the freefloat?  Even  the AFG.  How many slots does it take?
12/30/2014 12:20:19 AM EDT
[#5]
Quoted:
I know there is a difference between the Lightweight Key Mod Series from the Lightweight M-Lok Series one piece free float handguards.  Which is the better handrail?

School me in particular the Keymod rails and the M-Lok rails. Are these both rails interchangeable?  Which one is more used or as they say the standard bearer?

Can a A-Frame front sight be replaced with a low profile gas block?  Thinking of replacing my present two-piece free float handguard to the slimmer and lighter one piece free floats.

Thanks.
View Quote


I have found that cheaper Keymod rails offered for sale on ebay, do not have the 45degree under cut, so standard Keymod attachments will not work, and the attachments that are metal and have the coned shape will not fit.  My frugalness bit me on a rail.
If you decide to go Keymod, then make sure you get a good look at the rail before purchasing ...
12/30/2014 1:31:32 PM EDT
[#6]
Quote History
Quoted:

I have seen the slots of a M-Lok on a handguard.  How does the locking mechanism look like?  Some one mentioned some kind of barrel nut?  Thanks.

Edit:  I also noticed the Polymer Rail Sections come with slots.  How do you determine the amount of slots?  Are those the elongated slots along the freefloat?  Even  the AFG.  How many slots does it take?
View Quote


M-LOK release docs

M-LOK installation guide

12/30/2014 11:18:21 PM EDT
[#7]
Quote History
Quoted:
Quoted:

I have seen the slots of a M-Lok on a handguard.  How does the locking mechanism look like?  Some one mentioned some kind of barrel nut?  Thanks.

Edit:  I also noticed the Polymer Rail Sections come with slots.  How do you determine the amount of slots?  Are those the elongated slots along the freefloat?  Even  the AFG.  How many slots does it take?


M-LOK release docs

M-LOK installation guide

http://youtu.be/50IMf5E4Xpk?list=UURmRfTjSmzD1FQn3Iwp2fiQ


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