PBR Staal standaard voortandwiel 273 - 520Thanks to many years of competition experience, PBR developped a wide range of high quality sprockets in collaboration with top teams. High quality steel alloy 18NCD5 High wear resistance Reduces frictions High precision manufacturing

with a pivot system and made with APT Aero Parts Technology

Other tech and features :

CAD designed profile for lightness

For “OEM” engine reconditioning

This chain is perfect for motorcycles that need to perform excellently both on and off-road

2 mm diameter in the bridge area

Strips van 40g gestanst in 8 x 5g

touring or sporty driving – this chain set guarantees you optimal power transmission and a long service life

1 for loosening

Screw diameter : 6mm

After 2 Years of extensive research and testing on many bikes in the real world

one for 4 stroke with quicker response especially in the first phase of acceleration