Feature(may vary by option.)

●Lightweight and durable: PLATTBK bicycle crank set made of high-strength aluminium alloy, non-slip and durable.
●Professional design: ergonomic structure, super light and incredibly strong. The 170 mm crank arm set made of aluminium alloy ensures maximum durability of the bicycle chain, extends the service life and reduces friction and noise.
●Fine treatment: the surface of the crank arm is anodised, the coating is firm, the colour is durable and the rust resistance is strong, which can ensure long-term use.
●Easy installation and compatibility: The width of the left and right crank kit made of 170 mm aluminium alloy is 68-73 mm and is suitable for mountain bikes, road bikes, folding bike modifications, etc.
●Chainring: Snail single speed chainring with narrow, wide teeth, 104BCD, 32T; chain ring thickness 4 mm (narrow teeth: 1.9 mm, wide teeth: 3.7 mm), weight: approx. 45g


Description

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Paket beinhaltet:

1 x eine Kurbel；1 x Kettenblatt；1 x Tretlager

4 x Kettenblattschrauben (Satz)；1x M15 Kurbelschraube；1 x Kurbelschrauben-Inbusschlüssel

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Kurbelbeschreibung:

Kurbelarmlänge: 170 mm

Material: Aluminiumlegierung AL6061

Kompatibel: Einzel-/Doppel-/Dreifach-Kettenblätter; für 7/8/9/10/11/12S Ketten

Bolzenmittendurchmesser: 104 mm BCD

Gewicht: ca. 640g (rechts & links)

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Beschreibung des Tretlagers:

Innendurchmesser Spindel/Lager: 23,79 mm

BB BSA: 68-73 mm

Passender Innendurchmesser der BB-Schale: 1,37 Zoll x 24 TPI

Spindelschnittstellentyp: Hollowtech II

Anzug für Shimano, FSA-kompatibel. Giant ATX770 ATX770-D XTC750 und so weiter

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104 BCD Kettenblatt

Es ist Standard 104 BCD, Single Speed 1x7, 1x8, 1x9, 1x10, 1x11, 1x12. 104 BCD Kurbeln sorgen für das Zahnprofil und die endgültige Kettenhaltekraft, Plattenstärke von 4 mm, um ein Verbiegen zu gewährleisten.