regular price: $13.99

Out of Stock

Enter your email below and we'll send you a notify email when this item is available for purchase.

earn 9Reward Points Earn Hobbytron Rewards Points Now! Rewards Program
  • Earn 1% back on qualifying purchases
  • The more you shop, the more your earn
  • Use your points for great HobbyTron deals
  • Bonus points on special promotions
Order in the next 0h 0m 0s and it
Ships Tomorrow!

5 Rating 5 Rating (8 Customer Reviews)

90 Day Warranty Free Shipping Rewards Program

Model Number: SCA420B

This is the NcSTAR SCA420B 4x20 Compact Airsoft Scope. This is a perfect scope for beginners.


  • NcSTAR SCA420B 4x20 Compact Airsoft Scope


  • Classic design in small package
  • Air gun compatible
  • Fixed Power Magnification
  • Multi Coated Lenses


  • Magnification: 4x
  • Tube dia.: .75
  • Objective dia. (mm): 20.00
  • FOV (feet at 100 yards): 26.2
  • Eye relief (in): 2.5
  • Exit pupil(mm): 5
  • Reticle: Plex
  • Net weight(oz.): 3.35
  • Length (in): 7.88
  • Exterior finish: Matte black
  • Lens coating: Blue
  • Mount included: Dovetail rings

For questions regarding this product please email our friendly customer service team.

Customer Reviews

Overall Raing: 5 Rating 5 out of 5 stars

Review This Product

Top Customer Reviews

5 Rating

By: Joel 05-14-2014

Sick Scope

5 Rating

By: J Da Gun Guy 07-04-2012

it look's good, is it good

5 Rating

By: Wolf[shadow Squad] 06-21-2012

This is going on my sniper rifle, nipe sum C.A.T player in da face
ima be like BOOM HEADSHOT

5 Rating

By: Jj 06-10-2012

Hobbytron is awesome

5 Rating

By: Matt 05-14-2012

If your wondering if it works on your air soft gun it usually will. It will work on any gun with a top rail on it. And yes the scope is very, very good. Save you money and buy this scope!

5 Rating

By: Rafael 05-06-2012

Perfect! And It works! With this in my L118A I don´t miss any shot!

5 Rating

By: Kolby 04-22-2012

this scope is awlsome ,i got a $200 airsoft sniper rifle and i got this scope to put it on it and it is amazing .i got a airsoft teem and it is perfect for war.

5 Rating

By: You 04-10-2012

I love this scope. It worked on six of my airsoft guns

Show More

Questions & Answers

Be the First To Ask a Question


Safe & Secure online shopping guaranteed.

Safe & Secure

90 Day Warranty

Price Match Guarantee

Call our Customer Service at 818-675-9000 if you find a lower price on any of our items we'll match it.*

Need Help? Call our Customer Service Team at 818-675-9000. They can help with any questions you may have.

Refer A Friend
Facebook Google+ Instagram Twitter YouTube Pinterest
Payment Methods

© 1995-2016, All material on this site is copyrighted by HobbyTron.com or the product itself. Exclusions