RKK 4/05-5X4虏 RKK 4/07-7X42 RKK 4/07-7X4虏 RKK 4/08-8X42 RKK 4/08-8X4虏 RKK 4/10-10X42 RKK 4/10-10X4虏 RKK 4/12 XL-12X42 RKK 4/12 XL-12X4虏 RKK 4/12-12X42