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Donny FL Koi Moderator

.177 Donny FL Koi Moderator for the S510

SKU: S34-A21-177.

Original price was: $251.95.Current price is: $198.95.

1.22″ x 7″… 1/2″ x 20 UNF Threads

The KOI is a great addition to any shrouded or un-shrouded air rifle. It has the smallest outer diameter compared to the other DonnyFL models but don’t let the size fool you, it’s as impressive as the others!

Shipped by USPS Ground Only!

In stock

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Sale! Donny FL FX, Koi, Tanto, Tatsu and Shogun Quick Disconnect

Donny FL Koi 1/2×20 Quick Disconnect
Original price was: $121.95.Current price is: $68.95.
Sale! Donny FL FX, Koi, Tanto, Tatsu and Shogun Rear Cap with Quick Disconnect

Donny FL Koi Rear Cap with 1/2×20 Quick Disconnect
Original price was: $141.95.Current price is: $88.95.
  • Mono-core design
  • Precision CNC’ed by professional machinist
  • Sand blasted and anodized for maximum durability
  • Comes pre-wrapped in felt
  • Machined grooves on the outside for easy handling
  • Comes with protective red tube for easy transport and storage.
  • Weight: 4.7 oz

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