Beiter insert tunnel réducteur ref 53c221

Recurve sight tunnel inserts, suited for Beiter tunnel size 8mm or 12mm, made of color plastic. The inserts are used to aim without the pin. Every kit is made of inserts with different sizes of the inner circle. The kit for the 8 mm tunnel has inserts with 3.0, 4.0, 5.0, 6.0 mm inside diameters (4 inserts) while the one for 12mm tunnel includes inserts with 3.0, 4.5, 6.0, 7.5 e 9.0 mm inside diameter (5 inserts).
Inserts are available in Black (BK), Fluo Red (FR), Clear (CL) (gives a blurred effect on the outer field, leaving only the inside zone clearly visible).