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Q&A for Ultradyne Folding C2 Picatinny Front/Rear Sight Combo — 3 Questions & 3 Answers

Name Ultradyne Folding C2 Picatinny Front/Rear Sight Combo (5)
$179.00 $165.49 Save $13.51
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Q
Lazarus, member, from MI, United States, asked on January 17, 2024

What's the weight?

Manufacturer Answer
A
Answered by Ultradyne USA, Manufacturer from MO, United States, on October 08, 2025

The C2 Aperture Combo weighs about 3.9 ounces.

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Q
Francis, guest, from NC, United States, asked on December 17, 2022

Will these sights work on a S&W MP 10 Sport with the fixed gas block?

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on February 09, 2023

Yes, the Ultradyne Folding C2 Picatinny Front/Rear Sight Combo will work with the M&P 10 Sport that uses a railed gas block as both the gas block and receiver are on the same plane.

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Q
Andreas Kutzer, member, from Berlin, Germany, asked on June 16, 2022

Picatinny 21,2 mm? what are the exact measurements? best greetings andreas

Expert Answer
A
Answered by Ethan, Gear Expert, from IL, United States, on July 22, 2022

The Ultradyne Folding C2 Picatinny Front/Rear Sight Combo will fit picatinny/1913 top rails. They are 34mm | 1.34 inches (Wide), and 12.7mm | .5 inches (Height, Stowed).

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