Campagnolo Record 12 Chainring Teeth: 52 Speed: 12 BCD: 145 Bolts: 4 Outer Aluminum Black FC-RE952 MFPN=00.3018.402.005 ring type single mount 4x104mm

ring type single mount 4x104mm teeth 38t oval/round round color black

this is always a good bet

model Gradient length 175mm direct mount/BCD Gradient with 32t configuration 1x spindle interface 392EVO (73mm BB) chainline 52/55mm material aluminum color black

While the wax is still in liquid form

Campagnolo Record 12 Chainring Teeth: 52 Speed: 12 BCD: 145 Bolts: 4 Outer Aluminum Black FC-RE952 MFPN=00.3018.402.005 ring type single mount 4x104mm12 speed Record Super Record chainring Surface treatment improves durability 145 BCD outer rings are specific to Record or Super Record, while 112 BCD inner rings are shared between the two groups TECH SPECS Primary Color Black Chainring Comp. 36 52 Narrow Wide Design No Position Outer Teeth 52 BCD 145 Chainring Bolts 4 Speed 12 Material Aluminum