High Power Model Rocketry

中心環

中心環 - Main image
$1.43 $14.11 In stock

"置中環 (CR)" 適用於我們的箭體管內部,而 "連接器置中環 (CCR)" 適用於我們的連接器管內部。

"隔板 (BP)" 適用於我們的箭體管內部,而 "連接器隔板 (CBP)" 適用於我們的連接器管內部。

"活塞板 (PS)" 適用於我們的連接器管內部,且板中央有槽口以容納活塞帶。所有活塞板均為 1/4 英吋合板。

適用於 3.9 英吋及更小箭體的置中環和隔板為 1/4 英吋樺木合板或 G-10,而適用於 6.0 英吋及更大箭體的置中環和隔板為 3/8 英吋合板。

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Standard Shipping: 訂單處理(工作天) 0–1; 運送(工作天) 7–15.

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Standard Shipping · 美國: US$0.00

Express Shipping · 美國: US$3.99

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美國 · 退貨期限(簽收後天數): 30. 退貨方式: 郵寄退貨. 退貨運費: 賣家承擔.

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Customer Reviews (4.4 / 5 · 5 reviews)

Riley W. ★★★★★

The fit is spot-on for both the airframe and coupler tubes since they're machined to those two distinct inner diameters. I double-checked the CCR against my coupler and it slid in with just the right amount of friction, no shimming needed.

Ryan ★★★★★

The labeling system between the CR and CCR rings is spot on, so I didn't have to guess which one went into the coupler tube versus the airframe. Everything seated flush with no sanding needed, which saved me a good chunk of build time.

Harper ★★★★★

The descriptions made it dead simple to figure out which ring goes in the airframe versus the coupler, so there was zero guesswork during assembly. They seated snugly with a satisfying fit right out of the package, and the build feels solid enough that I'm confident about the alignment on the next f