HK Roll Pin, Front Sight Base HK416 / A5 - Genuine HK #50975052
HK Roll Pin, Front Sight Base HK416 / A5 - Genuine HK #50975052
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Small part, critical function — lock down your HK front sight adaptor with OEM precision.
This is a genuine HK roll pin designed specifically for securing the front sight adaptor on HK416 A5 / MR556 platforms. It maintains correct seating and alignment of the adaptor, keeping your front-sight interface stable under recoil and repeated use.
• Genuine HK part #50975052 – made in Germany
• Correct spec for HK416 A5 / MR556 adaptor
• High-strength roll-pin for secure retention
• Ideal for rebuilds, replacements, or missing hardware
Add to your parts kit — keep your HK build factory-correct.
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Let customers speak for us
from 36 reviewsGreat part. Will install on my next build.
Excellent Quality, fast shipping what more could a man ask for. Thank you as always.
Quality is absolutely stellar. Nefarious arms nails it everytime
Quality is absolutely stellar. Nefarious arms nails it everytime
Barrel is absolutely perfection. Knocked it out of the park
Quality is absolutely stellar. Nefarious arms nails it everytime
Quality is absolutely stellar. Nefarious arms nails it everytime
Quality is absolutely stellar. Nefarious arms nails it everytime
Helps immensely when pushing pins. Keeps everything stable and easy to work with. Keeps you from marring your barrels!
Gives me the confidence to work on my 416 platform gun without damaging anything. Works on multiple platforms as well.
Folding sight arrived in great shape. Works with my 33mm height rear just fine. A+
Awesome tool! Its well made, helps with working on yhe 416 platform specifically. Great finish too.
Same ol’ great NA quality we’ve all come to expect. Super cool threads!