High Power Model Rocketry

I-ROC

I-ROC - Main image
I-ROC - View 2I-ROC - View 3I-ROC - View 4I-ROC - View 5
$118.53 $162.37 In stock

One of the ADVANCED SERIES of kits, which include factory pre-slotted airframe and through-the-wall fin construction, the I-ROC is a large 5.5" Diameter airframe with a 38mm motor mount designed for H-J motors. Parachute Recovery.

DESCRIPTION

5.5" I-ROC rocket kit

Complexity: Intermediate
Diameter: 5.5″
Height: 54"
Weight: 4.5lbs
Motor Mount: 38MM
Parachute Size: 50" Ripstop Nylon ***Colors are random***
Shock Cord Type: NW-20 3/'8" Tubular Nylon
Shock Cord Mount: SCM3
Fin Thickness: 1/8″
Ring Thickness: 1/4″ (two rings)
Rail Guides: 1010 rail buttons
Motor Retention: MR-1
Instructions: PK-76-IROC-Instructions
Vinyl Decal: Yes, logo only
Rocksim File: IROC

Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (4.8 / 5 · 5 reviews)

Ava V. ★★★★★

The factory pre-slotted airframe saved me at least an hour of careful cutting, and the through-the-wall fin construction feels rock-solid. At 5.5 inches in diameter, this kit has real presence on the pad, and the 38mm motor mount gives plenty of room for a solid H impulse flight. Build was straightf

Charlotte ★★★★★

The through-the-wall fin construction made assembly a breeze and feels incredibly sturdy. I was genuinely surprised how smoothly the pre-slotted airframe went together for a rocket this size.

Evelyn N. ★★★★★

The 5.5" diameter airframe feels incredibly sturdy, and the 38mm motor mount was exactly what I needed for my planned build. Assembly was straightforward thanks to the factory pre-slotted airframe, saving me a ton of time and hassle.