Precision R-hop Barrels

There is a ton of variables that play in improving how a BB flies through the air. Ensure your gun has the best barrel it can possibly have with one of our custom hand made R-hopped barrels.
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21 products

Umbrella Armory R Hop Prometheus Barrels
Quick buy
From $115.00

12 reviews
Umbrella Armory Flat Hoppe Madbull blue Bucking 60 degree
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$15.00

2 reviews
inner barrel stabilizer o ring
Quick buy
$5.00
Umbrella Armory Prometheus 6.03 Inner Barrel EG with R-Hop and Prowin M4 Hop-Up Unit
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From $175.00

7 reviews
Umbrella Armory Flat R Hop Hop Up Arm Set Of 2
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$12.00 Regular price $16.00 On Sale

1 review
krytac rotary hop up unit
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$14.95 Regular price $24.95 Sold Out

3 reviews
Krytac bucking orange
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$4.95 Regular price $10.00 On Sale
Umbrella Armory Prowin Maxxpro G&G Krytac Hop Up C Clip
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$6.00

1 review
Krytac Inner Barrel Variety
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From $5.00

1 review
Prowin Hop Up Unit Umbrella Armory
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$29.00

1 review
UA MaxxPro M4A 3D Printed Spacers
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$4.99

2 reviews
G&G rotary hop unit m4
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$17.99 Regular price $34.95 On Sale

1 review
Umbrella Armory Maxx Precision Hop-Up Unit M4A
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$74.99

2 reviews
Surplus VFC Rotary Hopup Unit V2 M4
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$9.99 Regular price $25.00 Sold Out

3 reviews
VFC H&K M110 A1 AEG Hopup Adapter Right Side
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$19.99
UA Carbon Fiber Nylon Hop Up Lock Ring
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From $2.00
Surplus Cyma Platinum Rotary Hop Up Unit
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$10.00 Regular price $20.00 Sold Out

2 reviews
MAPLE LEAF MR HOP AEG BUCKING
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$9.99
Surplus Krytac CNC POM M4/M16 O-Ring Air Nozzle
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$1.01 Regular price $9.00 On Sale
Quick buy
From $70.00
Krytac Mk1 CRB/Spare Upper With Barrel Hopup (no rail)
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$89.99 Regular price $165.00 On Sale

1 review